Hi Just bought a new pair of AKG K550 Mk 2 headphones and wanted to know if anyone could possibly  help with the gain switch settings on the Little Dot Mk3 I have been using a pair of Sony MDR 1 A but the AKG seem to be lacking a bit in volume, I have looked for my booklet on the switch...

Hi all Looking for some help with a Firestone Cute Beyond Headphone Amp, looks in great condition but the op-amps are missing, I have 2 used  op-amps a OPA 2227 Main Amp and a DC Servo Amp TI- TL 072 which is the recommended  set up from new, I know these can be rolled but I need to see if it...

Hi All Does anyone know someone in the UK that does an upgrade on a creek OBH 11  Headphone Amp, mine is a few years old now and getting a bit behind in the sound department I  have changed the power supply for a 24v linear regulated supply instead of the OBH 1 unit that came with it. I think...

Need some help please I have a Yam CDR 651 recorder which records and plays fine but the headphone socket with volume control circuit is faulty, when you listen via headphones the sound is very fuzzy and has no loudness, it is a problem with small circuit board, looked at trying to get a...

Need some help please I have a Yam CDR 651 recorder which records and plays fine but the headphone socket with volume control circuit is faulty, when you listen via headphones the sound is very fuzzy and has no loudness, it is a problem with small circuit board, looked at trying to get a...

Hi everyone I'm a newbie on this forum for posting a question but have read quite a few helpful posts in the past   I would like to know if anyone can help with my my Cmoy headphone amp Original 18v in altoids tin met with untimely end it was crushed in a accident, sent for a new...