pioneer spec 1

I have a Pioneer Spec 1 Preamp that I did a recap on about 4 years ago. I bought the recap kit off Ebay and did the work myself. Everything was working just fine but there was a very very slight hum and a pop when I would turn the Source switch. I read up on this and found that there were a lot...

Hey! New to all this. I was given a spec 1 and 4 from someone who was going to throw it away or donate it. I had no idea what it was until after i got home and researched them. I currently use kanto yu6 speakers and need to get some passive speakers to use the spec. does anyone have any...

Hi everyone, I have a vintage Pioneer setup, including the SPEC-1 preamp, SPEC-2 power amp, SG-9800 equalizer, CT-F1000 cassette deck, and RT-707 reel-to-reel. I've noticed static on the front panels, especially when I touch them. I suspect this might be due to improper grounding. (NO HUM OR...

Hello everyone. Recently I came across a seller that is offering a pioneer spec 1 for a fair price in an ideal condition. I love the piece, but researching a bit around I found that it needs a spec 2 or 4, or an equipment with pre out/in, in order to work. I looked at My equipment and didn't...

I just came across a spec 1 pre amp that is missing the volume knob. I’m looking to see if anyone here might have one they can sell me or point me in the right direction. thank you ! Ron