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Robson Owners Manual Amplifier GA-15TS
Description
1. INPUT JACK - 1/4” jack for instruments input.
2. GAIN - Provides additional distrotion
3. BOOST SWITCH - When button is pushed, additional distortion
4. VOLUME - Adjust the overall level or volume of the amplifiers.
5. TREBLE - Controls the boost and cut off the upper frequencies: the treble control will make the sound brighter,
6. MIDDLE - Controls the boost and cut off the mid-range frequencies.
7. BASS - Controls the boost and cuts off the low frequency range.
8. HEADPHONE JACK - For connecting headphones with a 1/4” stereo plug.
When using the headphone jack, the speaker is disconnected.
9. POWER INIDCATOR - indicates when the unit is on.
10. ON/OFF SWITCH - Turns the AC power on and off.
11. TUNNING MACHINE
Specifications
A) Amplifier
1. OUTPUT POWER 10W(RMS)
The lightning flash with the
2. SPEAKER 61/2 Inch (4Ohms) arrowhead within a triangle is
3. TREBLE CONTROL 24dB @ 10Khz intended to tell the user that
4. MIDDLE CONTROL 5dB @ 1Khz parts inside the product are
a risk of electric shock to persons.
5. BASS CONTROL 12dB @100Hz
6. INPUT SENSITIVITY @ 1KHZ 6mV The exclamation point within
7. INPUT IMPEDANCE 470K Ohms a triangle is indedted to tell the user
8. DIMESNIONS 319(W) x 160(D) x 275(H) that important operation and
servicing instructions are in
the papers with the equipment
B) Tuner
1. Display Tuning Guide (3 LEDs) Note/pitch indicator (7 LEDs)
2. Measuring Range E1 (329.63Hz) - E6 (82.41Hz) Six string guitar.
3. Accuracy + 0.06% (+1 cent)
The apparatus shal not be exposed to dripping or splashing and that no objects filled with liquids such as vases,
shall be placed on the apparatus.
Panel
4567 4567 4567 4567 4567
3 3 3 3 3 On
89 0
89 0
89 0
89 0
89 0
012
012
012
012
012
1
1
1
1
1
Off
Gain Volume Treble Middle Bass
Boost Headphones Power
E A D G B E
6 5 4 3 2 1
b #
Caution: To reduce the risk
of fire,replace only with same
type and rating fuse. Guitar Amplifier: Caution: To prevent electric shock do not remove the chassis,
no user servicable parts inside. prefer servicing to qualified service personnel
Model : GA-15TS
120V~50/60Hz Attension : Afin de prevenir in choc électrique ne pas enlevr le couvercle. Il ne trouve à
Serial NO: l’interieure aucune pièce pouvant être reparer par l’usager.
S’adresser a un reparateur competent.
Fuse Made in China
250V/ 500mA
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