Pre-Amplifier Tone Board UPC4570C OP AMP Stereo Preamplifier Volume Tone Control Super OPA2604 AD827JN with LM317+LM337
Pre-Amplifier Tone Board UPC4570C OP AMP Stereo Preamplifier Volume Tone Control Super OPA2604 AD827JN with LM317+LM337
Normaler Preis
€55,24 EUR
Normaler Preis
€0,00 EUR
Verkaufspreis
€55,24 EUR
Inkl. Steuern.
1. The board uses two op amps, N-EC UPC4570C. Additional free op amps are random.
2. The board adopts a high-precision, lower-temperature floating round audio resistor. A better low-noise design.
3. The board is made of high quality ruby or black diamond electrolytic capacitors.
4. The board uses Siemens audio and positive capacitors.
5. Adopt LM317+LM337 ultra-low ripple voltage regulator circuit, voltage adjustable, high precision, adapt to more fever ceramic seal and gold seal op amp.
6. Both the positive and negative power supplies on the board are displayed. Red: U represents the positive power supply after voltage regulation, and Blue Godin represents the negative power supply.
Instructions for use:
1. Supply voltage: AC dual 15V-20V power supply, it is recommended to use the AC double voltage on the power amplifier ring transformer.
Recommended 15W dual AC15V small ring cattle transformer
2. Audio Wiring: In order to achieve noise-free effect, the audio input and output of the wrench are recommended to be connected using a shielded vertical audio cable to reduce noise.
Size:130*60*30MM
Package included:
1Pcs
