LJM L20 V7 15A 200W Double Boards Dual Channel Amplifier Board Kit Amp for Audio DIY

LJM L20 V7 15A 200W Double Boards Dual Channel Amplifier Board Kit Amp for Audio DIY

Description:
- Two boards dual channel
- 200W amplifier, adopt special CFP output and COSCODE
- 4 apir original KEC KTB817 KTD1047 power tube for each channel
- Super loe distortion circuit, HIEND standard
- Apply delicated PCB technology

Parameters:
- Output power :200W 8R, 400W 4R + -63V   power supply.
125W 8R, 250W 4R + -50V    power supply.
250W 4R, 500W 2R + -50V   power supply
- Maximum output current 15A, output maximum sine wave voltage : + -63V. (when the voltage is + -65V)
- Static current per channel: 20MA
- Static power supply voltage : 0.02 (2W+-50V )
- Supply Voltage:+ 24V - ~ + -65V
- Recommended supply voltage and heat sink standard:
  + -35 to + -50V, radiator per channel 0.5KG
  + -40 to + -60V, radiator per channel 1KG
- Gain GAIN=31 times
- Frequency range: 14HZ-100 K HZ -3DB. 20HZ-20K  of HZ + -1DB.
- Distortion: 100W 1K HZ THD< 0.01%
- Damping coefficient > 400,8 ohm (loading)
- SNR >98DB.
- Input sensitivity: 2V RMS 200W 8R power

Install connection:
- VCC+ positive power supply, VEE- negative power supply, PGND power supply.
- IN+ input signal +, IN- input signal
- OUT+ output signal +, the sound box is connected to the GND position in the power supply board.
- Recommended series a light bulb in the primary of 220V transformer for testing. After it is normal then, get off the light bulbs.

Note: This is the spare parts.
 
Package included:
- 1 x Amplifier Board Kit