The GS-HA013 like other units in this range is small, robust and economical. It provides 1 off headphone amplifier in a compact format.
A toggle switch turns the unit on/off and a bright blue LED indicates that the unit is on and flashes when the battery is getting low.
Audio input is on 2 XLRs normally feeding left & right channels of the headphone amp. A switch is provided to allow an unbalanced stereo signal input on just 1 off these XLRs to be feed to both channels of the headphone amp.
A phase reverse of the right ear facility is provided (operation by a small toggle switch).
2 off headphone jack connections are provided (in parallel) each connector is suitable for use with both A and B gauge jack plugs.
- Powered from 1 x PP3 long life battery
- External DC power input
- On/off switch
- Blue power on LED Compact size with belt clip
- 2 balanced inputs on rear panel XLRs
- 1 input switchable to unbalanced stereo
- Input gain controls
- Seperate left/right headphone gain controls
- Phase reverse right ear switch
- 2 x Headphone jacks 6.35mm (A/B gauge)
- 1 x Headphone jack 3.5mm
- Headphone impedances of 100 - 2000 ohms
| BALANCED INPUT IMPEDANCE: | >50K Ohms |
| UNBALANCED STEREO INPUT IMPEDANCE: | >22K Ohms (On each side) |
| INPUT GAIN RANGE: | -20dBu to +8dBu |
| FREQUENCY RESPONSE: | -1dBu @ 20Hz & 20kHz |
| NOISE: | -54dBu (RMS 22-22kHz) @ Max Gain -85dBu (RMS 22-22kHz) @ Min Gain |
| HEADPHONE IMPEDANCE: | 200 Ohms to 2K Ohms |
| HEADPHONE LEVEL RANGE: | -20dBu to +10dBu |
| MAXIMUM HEADPHONE LEVELS: | +19dBu into 2K Ohms |
| +18dBu into 600 Ohms | |
| +16dBu into 200 Ohms | |
| 2 x HEADPHONE CONNECTORS: | 6.35mm A & B gauge Wired in Parallel |
| POWER Internal: | 1 x PP3 9 volt battery |
| External: | 12 to 20V @ < 44Ma 2.5 mm Jack (inner positive) |
| BATTERY INDICATOR: | Steady blue LED indicates good battery Flashing blue LED indicates low battery |
| OVERALL SIZE: | 43 x 101 x 103 mm (H x W x D) |
| UNIT WEIGHT: | 380 Grams (including battery) |
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