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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
