Details:

The integrated design makes the power supply part completely independent and has better anti-interference ability, suitable for preamp amps and other lines. Fully imported HiFi capacitors and voltage regulators.

Equipped with ruby-specific power supply filter capacitors, it is better than high-priced color audio capacitors.

Sealed transformer integrated design, symmetrical circuit, high precision output adjustable.

Equipped with a 10A finishing bridge, it is ideal for circuits such as preamplifiers.

Customized high quality sealed transformer

Transformer model：15W /25W

Input voltage ：AC220V and AC110V optional

Output voltage ：dual DC5V-DC18V power supply adjustable.

Dimensions (L*H*W): 140MM*33MM*62.5MM

Note :

This is diy pcb ，not included any parts ！

Assembled board ，just for reference：

https://www.ebay.co.uk/itm/274298715934