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GZLOZONE Assembled HV-1 Headphone Amplifier Board Headset Amplifier Base On A1

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    Assembled HV-1 Headphone Amplifier Board Headset Amplifier Base On A1           PCB Size: 160mm*110mmX1.6mm     Works Voltage:  Dual AC12-AC16V         Basic parameters:   • effective Vp-p 23.47   Frequency response, 20 HZ-20 KHZ (+ 0.01, 0.09),   signal-to-noise ratio:-90 DB or below,   the dynamic [...]

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SKU: 32811141668. Category: .

 

 

Assembled HV-1 Headphone Amplifier Board Headset Amplifier Base On A1

 

 

 
 
 
PCB Size: 160mm*110mmX1.6mm
 
 
Works Voltage:  Dual AC12-AC16V
 
 
 
 
Basic parameters:

 
• effective Vp-p 23.47
  Frequency response, 20 HZ-20 KHZ (+ 0.01, 0.09),
  signal-to-noise ratio:-90 DB or below,
  the dynamic response, more than 91 DB
• total harmonic distortion (THD) : < 0.007%
• intermodulation distortion: < 0.007%
• stereo separating degree: > 88 DB (1 KHZ)
• suitable 32-600ohm load.
 
 
 
Main materials:

 
Original ST33078N dual op amp, STDB139-140 power transistor

Japan ALPS 27 type Potentiometer.
1/4W 1% precision metal film resistor

Omron G2R – 2 12V Relay 700MV Protection circuit,7 seconds delay connect function.
 
 
 
 
                         
 
Package include:   HV1 Headphone amplifier board  X 1    (inlcude the ALPS Potentiometer)
 
 
 
We can provide the parts list and schematic by email.
 
 
 
We have the suitable case and transformer for this board.  if you want buy, Please contact us. thanks.

 

 

HV-1-A-1HV-1-A-2HV-1-A-3

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