WebPost subject: Re: Fisher 660-A stereo amp biasing. Posted: Apr Mon 10, 2024 4:51 pm. Member. Joined: Jan Thu 01, 1970 12:00 am. Posts: 5989. Location: Macedon NY 14502. The output tubes are run at a little less than 150 mA total - the preamp 12AX7 heaters are the cathode resistor. Bias is set for 44V on the cathodes or on the heaters. WebFirst step is to open your receiver and have a look around. Marvel at the vintage construction techniques, and then start numbering the capacitors. Make a list of all the …
Vintage Stereo Tube Amps For Sale. Fisher, Scott, Sherwood
WebA few of the tube amplifiers he has repaired includes; Calrad, Dynaco's Dynakit ST-70, EICO HF-89, Fisher 400C, X100-B, 510-ST, 30-A, Harmon Kardon (HK) A500, Heathkit EA-3, W4AM, Stereo Amp, Knight KN-330 (Tuner/amp), Marantz 7A, RCA MI-12224 (Early PA amplifier), Realistic 201 and likely others. Jay can also repair many antique / vintage car ... WebWhat We Do. - Repair of Vintage Stereo components. - Amplifiers, Receivers, Tuners, and Turntables. - Restoration of Vintage Stereo and HiFi Gear. - Turntable Setup and Adjustment. - Repair/Restoration of Vacuum Tube Amplifiers, Amplifiers, etc. - Custom Building of Vacuum Tube Amplifiers, Preamplifiers, and Phono stages. phosphoramidate bonds
Home Audio Repair Services Near You - HomeAdvisor
WebMar 6, 2024 · Oleg's Vintage Audio April 23, 2024 at 11:27 AM. Hello Rob, replacing two signal and two stereo indicator lamps in this model is a pretty easy task. Please refer to my other post regarding Fisher 202 … http://www.oaktreevintage.com/repair_links_outside.htm WebIn stock for restoration– Fisher: 800C, 500 (B&C), 400C, X-101-D, X-100, X-100-B – Sherwood: 5000, 5000II, 5500II – Scott: 299 (A&B) – Dynaco: SCA-35. Check the list below for photos and details of amps currently available. Newly restored amplifiers are constantly being added as we complete them, so check back often! how does a wireless extender work