=_NextPart_000_0034_01C46D21.5D6205F0 Content-Type: text/plain; charset="windows-1255" Content-Transfer-Encoding: quoted-printable
Hi,
I've build the riaa preamp from here:
If I feed the preamp with two 9v batteries, all is ok. However, using the above power supply there's a strong hum noise.
Anyone can help ?
Thanks!