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					Valve Classics


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                                                                                                                                   1 Depth and detail are the characteristics of the

         VP-1                                                                                                                        Preamp stage, which accepts mic, instrument and
                                                                                                                                     line level signals. The mic input is transformer
                                                                                                                                     balanced and offers a choice of pentode valve (as in
                                                                                                                                     the PA-1 pentode preamp) or class A signal paths.
            MONO VALVE PROCESSOR                                                                                                     Switchable phantom power, phase reverse, 30dB pad
                                                                                                                                     and variable high pass filter are provided. Input gain
            In recent years, the analogue              At TL Audio we’ve long                                                        is variable in 10dB steps with a 15dB trim control, and
                                                                                                                                     Drive and Peak LEDs indicate the level of valve drive
            voice processor has become an              recognised the benefits of this                                               and clipping respectively.
            indispensable direct link between          approach, having included high
                                                                                                                                   2 The Expander/Gate section offers precise and
            microphone and multitrack                  quality mic preamps on every                                                  responsive VCA control of signal dynamics, and
            recorder, enabling engineers to            Valve Classics product since the                                              features fully variable adjustment of threshold, attack
                                                                                                                                     and release. This stage is bypassable for easy A/B
            capture the highest quality vocal          original EQ-1 Dual Valve                                                      comparison, and a four segment bar graph meter
            sound on tape or hard disc -               Equaliser was launched in 1993.                                               indicates the degree of gain reduction.

            without the compromises in                 The VP-1 is the newest processor                                            3 The De-esser stage employs high quality VCAs to
                                                                                                                                     allow effective but natural reduction of sibilance. De-
            sound quality that most mixing             in the Valve Classics range, and                                              esser depth, frequency and bandwidth are all fully
            consoles impose.                           combines all the best elements of                                             variable. The de-esser section has a bypass switch
                                                                                                                                     and status LED, and a four segment bar graph meter
            Going straight to multitrack               the PA-1 pentode preamp, C-1                                                  indicates the amount of de-esser gain reduction.
            through a well designed voice              compressor and both EQ-1 and
                                                                                                                                   4 The super-smooth Compressor stage comes with
            processor has unlocked the true            EQ-2 equalisers to create a truly                                             both valve (as in the C-1 compressor) and optical
            potential of microphones and               flexible and spectacular sounding                                             compression circuits, and offers control of threshold,
                                                                                                                                     ratio, attack, release and gain make-up. Both hard
            transformed the sound of modern            valve front end for any audio                                                 and soft knee characteristics are provided, and a
            vocal recordings.                          system.                                                                       switchable ‘Hold’ circuit reduces LF distortion. The
                                                                                                                                     compressor section is bypassable for easy A/B
                                                                                                                                   5 Sweetness and warmth comes via the four band valve
 The VP-1 features              DIGITAL INTERFACING                                                                                  EQ section, which utilises four frequency LF/HF
 seven valve stages, run                                                                                                             shelving as per the original EQ-1 equaliser, with two
 from a stabilised 250V           The optional DO-1 digital output                                                                   fully parametric mids identical to the EQ-2. The EQ
 DC supply. The first             card offers simultaneous AES,                                                                      can be switched ‘pre’ or ‘post’ the compressor stage.
 stage is a Siemens               SPDIF and TOSLINK optical outputs,                                                                 The EQ section is bypassable.
 EF86 pentode in the              along with a Wordclock input. The                                                                6 The output limiter employs an optical gain control
 front end of the                                                                                                                    stage with adjustable threshold to provide responsive
                                  bit rate is variable between 16, 20
                                                                                                                                     yet natural control of output peaks - making it ideal
                                                                                                   A TOUR OF THE FRONT PANEL

 preamp, followed by
                                  and 24 bits, and the sample rate is switchable                                                     for preventing overload in digital recorders. The
 six Sovtek
 ECC83/12AX7A stages -
                                  between 44.1, 48, 88.2 and 96kHz.                                                                  limiter is bypassable and an ‘active’ LED indicates
                                                                                                                                     when limiting is taking place. A stereo link switch is
 one in the secondary                                                                                                                provided - this allows two VP-1s to be joined for stereo
 stage of the preamp,                                                                                                                operation, and ensures that the compressor and
 one in the compressor          TOTAL CONNECTIVITY                                                                                   limiter control voltages of the two units are linked,
 and four in the EQ               The VP-1 connections are designed for total flexibility:                                           thus preventing image shift.
                                                                                                                                   7 An output level control offers full attenuation through
                                                      . Balanced XLR mic and line inputs

                                                                                                                                     to +15dB of gain - thus acting as an output fader for
                                                                                                                                     direct-to-multitrack recording.
                                                      . Balanced XLR line output
    VALVE                                                                                                                          8 A large back-lit VU meter can be switched to read
                                                      . Unbalanced jack line inputs and                                              input gain, output gain and gain reduction. An ‘o/p
    STAGES                                                                                                                           +10’ setting pads the meter reading down by 10dB to
                                                         outputs                                                                     permit very high output levels to be effectively
                                  .                   . TRS insert point (post preamp)
                                                                                                                                   9 The optional digital output comes with variable word
                                                      . TRS side-chain insert point                                                  length and sample rate, supporting up to 24bit/96kHz,
                                                                                                                                     in AES, SPDIF and optical formats. A wordclock input
                                                      . Stereo Link connector on TRS jack                                            is provided and metering is included for output level
                                                                                                                                     and for External Lock confirmation.
                                                      . Front panel instrument input

                           “The VP-1 is everything you’d hope it might be”              “The dream machine of recording channels”
                           // STUDIO SOUND                                              // FUTURE MUSIC
Valve Classics
          Our Valve Classics products have been a part of some of the most influential
          recordings of recent years, and have become a fixture in many world class facilities.
          Warm and smooth, with flexibility and user-friendliness built in, the Valve Classics
          are the cream of our signal processing products.

                                                                                                                . 2 channels of soft      . Sidechain insert

            C-1                                                                                                   knee valve
                                                                                                                . Balanced mic and
                                                                                                                  line level inputs
                                                                                                                                          . Continuously
                                                                                                                                            variable input gain,
                                                                                                                                            threshold, ratio,
              DUAL VALVE COMPRESSOR                                                                             . Balanced line level
                                                                                                                                            attack/release and
                                                                                                                  outputs, switchable       gain make-up
               The C-1 still maintains its position    front panel instrument inputs mean                         for -10dB or +4dB       . Dual mono/stereo

                                                                                                MAIN FEATURES
               as the most flexible, polished          a keyboard or guitar can feed                              operation                 link modes

               sounding high end compressor on         straight into the C-1 with a                             . Unbalanced jack I/O     . VU metering of
                                                                                                                  connections               output level or gain
               the market today, and now has           minimum of fuss.                                                                     reduction
                                                                                                                . Stereo front panel
               thousands of enthusiastic users         Whether the C-1 is tracking vocals                         instrument inputs       . 2 triode valve stages
               right across the world. All controls    and instruments, or adding                                 with gain control and     per channel - one in
                                                                                                                  sensitivity switch        the preamp and one
               are continuously variable, high         roundness and warmth to a                                                            in the compressor
                                                                                                                . Switchable 48V
               quality onboard preamps allow           complete mix, it will become an                            phantom power &           section, run from
                                                                                                                                            internal 250V DC
               direct-to-tape recording of             indispensable part of your signal                          90Hz filter
               microphone sources, and stereo          path within hours.

                                                                                                                . Balanced                . Switchable high and

            PA-1                                                                                                  transformer coupled
                                                                                                                  mic preamps
                                                                                                                . Front panel
                                                                                                                                            low pass filters
                                                                                                                                          . Phase reverse switch
                                                                                                                                            on channel B
                                                                                                                  instrument inputs
                                                                                                                                          . VU metering of
              DUAL PENTODE VALVE PREAMP                                                                         . Balanced line             output level, along
                                                                                                                  outputs, switchable       with Drive and Peak
               The PA-1 is our top of the range mic    weight and presence.                                       for +4dB or +18dB         LEDs
                                                                                                MAIN FEATURES

               pre, and offers a significant           Employing an all-valve transformer                         operation
                                                                                                                                          . Three valve stages
               improvement over any solid state        balanced front end with secondary                        . Line outputs              per channel (one
                                                                                                                  duplicated on             pentode and two
               console preamp in any price range.      triode valve stages, the PA-1 is the                       unbalanced jack           triode stages), run
               All microphones - from an               natural choice for any track laying or                     connections               from internal 250V
                                                                                                                                            DC supply
               inexpensive dynamic to a top quality    direct-to-tape recording situation -                     . 48V phantom power
               condenser - produce a fuller, more      and makes the perfect partner for                        . Switchable input
                                                                                                                  gain control with +/-
               open and more vibrant sound when        today’s generation of digital HD                           12dB trim
               fed through the PA-1, and               recorders.                                               . Rotary output faders
               instruments take on an added

“The C-1’s sound quality is sublime”        “The C-1 sounds great…it definitely has its own sound”
// SOUND ON SOUND                           // AUDIO MEDIA
    “Bass sounds run through the                              “I liked the EQ-1. It was easy
    C-1 were warm, fat and huge,                              to use, well built and
    without excessive boominess                               affordable.
    from overshoot”                                           Highly recommended”
                                               Mix Magazine                                                     Radio World

                                                                                                           . LF band gives +/-       . Balanced line

 EQ-1                                                                                                        12dB shelving @
                                                                                                             60Hz, 120Hz, 250Hz
                                                                                                             or 500Hz (12dB/oct)
                                                                                                           . LM band gives +/-
                                                                                                                                       outputs, switchable
                                                                                                                                       for -10dB or +4dB
                                                                                                                                     . Front panel mono
    LIMITED EDITION DUAL VALVE EQUALISER                                                                     12dB peaking @
                                                                                                             250Hz, 500Hz, 1kHz
                                                                                                                                       instrument input (for
                                                                                                                                       guitars, basses etc)
    The EQ-1 is the product that back in           other current Classic range partners,                     or 2.2kHz (Q=0.5)
                                                                                                                                     . 48V phantom power
    1993 originally re-defined affordable          bringing its visual appearance bang                     . HM band gives +/-       . Cascade switch for 8
                                                                                                             12dB peaking @            band mono operation
    valve technology, and since being              up to date.                                               1.5kHz, 2.2kHz,
    discontinued in 1998 we have                   Each EQ band offers a choice of four                      3.6kHz or 5kHz          . Insert point on each
                                                                                                                                       channel (between
                                                                                           MAIN FEATURES
    received many requests to resurrect            carefully selected frequencies,                                                     mic preamp and EQ
                                                                                                           . HF band gives +/-
    what has now become a classic                  which combined with gentle slopes                         12dB shelving @

    design. So eight years after the               and broad curves gives the EQ-1 an                        2.2kHz, 5kHz, 8kHz or   . Four triode valve
                                                                                                             12kHz (12dB/oct)          stages per channel -
    original launch it’s back for a strictly       instantly warm, musical sound.                                                      one in the preamp
    limited edition production run of 500          High quality onboard mic preamps                        . Balanced                  section and three in
                                                                                                             microphone and line       the EQ stage, run
    pieces!                                        and an instrument input on channel                        level inputs with         from internal 325V
    Entirely faithful to the original in its       A mean the EQ-1 is perfectly suited                       variable gain control     DC supply
    internal design, the new EQ-1 sports           to both tracking and mixdown                            . Unbalanced jack I/O
    the same cosmetic styling as its               duties.

                                                                                                           . LF & LM bands           . Balanced mic and

 EQ-2                                                                                                        variable from 30Hz to
                                                                                                           . HM & HF bands
                                                                                                                                       line inputs
                                                                                                                                     . Balanced line
                                                                                                             variable from 1kHz to
                                                                                                                                     . Insert point on each
    DUAL PARAMETRIC VALVE EQUALISER                                                                          20kHz                     channel (between
                                                                                                           . Bypass switch on          mic preamp and EQ
    The EQ-2 boasts two channels of                mode” switch - when activated, the                        each individual band      section)
    parametric valve equalisation -                EQ controls of channel A can be                         . Each band offers +/-    . Front panel
                                                                                           MAIN FEATURES

    which in conjunction with variable             used to process the channel B                             15dB of gain and          instrument inputs
                                                                                                             variable Q between
    high and low cut filters offers                signal as well - ideal for precise                        0.5 and 5.0
                                                                                                                                     . 48V phantom power
    unlimited control of any audio                 equalisation of stereo sources and                      . Peaking/shelving
                                                                                                                                     . Stereo mode
    source. Also featuring a pair of the           overall mixes.                                            switch on both LF       . 6 triode valve stages
                                                                                                             and HF bands              per channel - one in
    acclaimed TL Audio mic preamps                 Quite simply we believe that the EQ-                                                each EQ filter and
    and front panel instrument inputs,             2 is one of the best sounding and                       . Variable low and high     two in the output
                                                                                                             cut filters               stage, run from
    the EQ-2 is perfect for tracking any           most versatile equalisers currently
                                                                                                           . Variable input and        internal 250V DC
    vocal or instrument source. Another            available!                                                output level controls     supply
    brilliant refinement is the “stereo
“The EQ-2 was fast, flexible and best of all - musical”
                                                                   “The PA-1 improved virtually every sound”
                                                                   // AUDIO MEDIA

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