Instroduction:

This DIY volume control board kits includes 10X preamplifier, treble volume control, midant volume control & bass volume control. Board materials selection: High performance to price ratio Operational amplifier,high quality mini Potentiometers,BP monolithic non-polar capacitors,1% metal film resistors, Philips CBB capacitors,etc.

The board also included matching operational amplifier socket,flexiblily in use, easy to upgrade,quite suitable for different taste users.

The entire circuit board design is reasonable, nice, low noise, high performance-cost ratio , can satisfy different strict users.

Product Description:
- 10 times preamp, volume & 3 band treble/mid/bass EQ control;
- Selected high quality components: NE5532 OP-AMP chip, mini potentiometer, Nippon Chemi-con(NCC) BP Series capacitors, 1% tolerance metal film resistors, Philipps CBB capacitors;
- OP-AMP chip socket included, easy to upgrade;
- Excellent layout design, low noise            
- Power supply:  Dual 15V  AC
- Dimension of the Board: 105mm(Length) x 54mm(Width) x 1.6mm(Thickness)
- It can connect microphone.

Notice:
1. The DIY kits need intall by yourself.so it need professional experiences, the final result depends on your operation, and it may cause a failure, we'll not responsible for components damaged during installation.
2. The components you can see in the photos may be slightly different from the one you'll get because they may not from the same batch, but we gurantee they have the same or better quality.
3. In order to improve the SNR. Please use shielded cable connect Signal input and output. Shield ground to avoid induction noise.
( Packaging accessories does not contain the shielded cable )

4. Supplier has the right to change the part of the original, but absolutely will not affect any use and quality.

package include:

1* NE5532 volume control board DIY Kits (not contain the shielded cable)