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![Vintage Dynaco PAT-4 Preamplifier PC-16 Board ( A )](https://i.ebayimg.com/thumbs/images/g/qvQAAOSwYQ9jxKrn/s-l140.jpg) | Vintage Dynaco PAT-4 Preamplifier PC-16 Board ( A ) USD 19.99 Category : Vintage Preamps & Tube Preamps Seller : dreamflygo(2028, 100.0%) | ![Conrad Johnson PV9A Preamplifier Teflon Ultimate Upgrade](https://i.ebayimg.com/thumbs/images/g/tKoAAOSwrNdmQllT/s-l140.jpg) | Conrad Johnson PV9A Preamplifier Teflon Ultimate Upgrade USD 3795.0 Category : Vintage Preamps & Tube Preamps Seller : j_museeuw(708, 100.0%) |
![McIntosh C22 Volume Pot control loudness potentiometer loudness tap](https://i.ebayimg.com/thumbs/images/g/-yoAAOSwjcdkW5k1/s-l140.jpg) | McIntosh C22 Volume Pot control loudness potentiometer loudness tap USD 90.0 Category : Vintage Preamps & Tube Preamps Seller : hifiaudio*com(11560, 99.6%) | ![Sony TA-E77ESD Vintage Preamp](https://i.ebayimg.com/thumbs/images/g/Uo4AAOSwnV5mISQX/s-l140.jpg) | Sony TA-E77ESD Vintage Preamp USD 2170.0 Category : Vintage Preamps & Tube Preamps Seller : skyfiaudio(472, 100.0%) |
![Hafler DH-101 preamp restoration kit repair service recap capacitor rebuild](https://i.ebayimg.com/thumbs/images/g/7YkAAOSwtutjq7Fg/s-l140.jpg) | Hafler DH-101 preamp restoration kit repair service recap capacitor rebuild USD 95.0 Category : Vintage Preamps & Tube Preamps Seller : hifiaudio*com(11685, 99.6%) | ![Philips EL34 6CA7 XF4 DD getter welded plate , matched quad, Brussels factory](https://i.ebayimg.com/thumbs/images/g/3-QAAOSwP2Zlt3Y6/s-l140.jpg) | Philips EL34 6CA7 XF4 DD getter welded plate , matched quad, Brussels factory USD 475.0 Category : Vintage Preamps & Tube Preamps Seller : flikoman12(809, 100.0%) |
![MCINTOSH MX 113 AM/FM STEREO TUNER PREAMPLIFIER ** PLEASE READ DESCRIPTION *](https://i.ebayimg.com/thumbs/images/g/fsIAAOSwxyZlmMqx/s-l140.jpg) | MCINTOSH MX 113 AM/FM STEREO TUNER PREAMPLIFIER ** PLEASE READ DESCRIPTION * USD 799.0 Category : Vintage Preamps & Tube Preamps Seller : sheikhs_fashion(6470, 99.6%) | ![Vtg Yamaha Model A-32 Natural Sound Stereo Amplifier Amp Audio Equipment As Is](https://i.ebayimg.com/thumbs/images/g/UdAAAOSwTLxeVDdA/s-l140.jpg) | Vtg Yamaha Model A-32 Natural Sound Stereo Amplifier Amp Audio Equipment As Is USD 29.96 Category : Vintage Preamps & Tube Preamps Seller : thebombshelter1(10957, 100.0%) |
![MACTONE XX-7000 Stereo Vacuum Preamplifier 100V USED JAPAN analog audio sound](https://i.ebayimg.com/thumbs/images/g/nH0AAOSw~udmXy20/s-l140.jpg) | MACTONE XX-7000 Stereo Vacuum Preamplifier 100V USED JAPAN analog audio sound USD 9999.99 Category : Vintage Preamps & Tube Preamps Seller : reimyo777(1595, 99.4%) | ![Heathkit Model XO-1 Active Crossover Schematics Building Notes SERVICE MANUAL](https://i.ebayimg.com/thumbs/images/g/gjMAAOSwJ-5mZLn3/s-l140.jpg) | Heathkit Model XO-1 Active Crossover Schematics Building Notes SERVICE MANUAL USD 14.99 Category : Vintage Preamps & Tube Preamps Seller : carsten_sf(9614, 100.0%) |
![Dynaco PAS2 Complete Recap Kit Preamplifier Rebuild Can Cap Too (brass faceplate](https://i.ebayimg.com/thumbs/images/g/OosAAOSw6jxlRBw~/s-l140.jpg) | Dynaco PAS2 Complete Recap Kit Preamplifier Rebuild Can Cap Too (brass faceplate USD 40.0 Category : Vintage Preamps & Tube Preamps Seller : peace.love.and.music(57402, 99.9%) | ![SUPERPHON Revelation Basic dual-mono Preamp w/outboard PSU by Stan Warren of PS](https://i.ebayimg.com/thumbs/images/g/wqQAAOSwqC9f9kb6/s-l140.jpg) | SUPERPHON Revelation Basic dual-mono Preamp w/outboard PSU by Stan Warren of PS USD 399.99 Category : Vintage Preamps & Tube Preamps Seller : hi-fi.heaven(13343, 98.8%) |
![Yamaha C4 preamp restoration recap service kit fix repair capacitor](https://i.ebayimg.com/thumbs/images/g/qfQAAOSwGSphY-EI/s-l140.jpg) | Yamaha C4 preamp restoration recap service kit fix repair capacitor USD 155.0 Category : Vintage Preamps & Tube Preamps Seller : hifiaudio*com(11682, 99.6%) | ![EL84 6BQ5 Philips Miniwatt,Sittard D getter year 1956,matched pair,tested good](https://i.ebayimg.com/thumbs/images/g/CAUAAOSwzL5mWXcg/s-l140.jpg) | EL84 6BQ5 Philips Miniwatt,Sittard D getter year 1956,matched pair,tested good USD 99.0 Category : Vintage Preamps & Tube Preamps Seller : merry_96(490, 100.0%) |
![Dynaco PAS3x PAS-3x Tube PreAmp Restoration Kit repair service rebuild fix](https://i.ebayimg.com/thumbs/images/g/ggAAAOSwGTdk7Hwi/s-l140.jpg) | Dynaco PAS3x PAS-3x Tube PreAmp Restoration Kit repair service rebuild fix USD 145.0 Category : Vintage Preamps & Tube Preamps Seller : hifiaudio*com(11682, 99.6%) | ![RARE Vintage Shure M65 Stereo Conversion Preamplifier, Telefunken ECC83/12AX7](https://i.ebayimg.com/thumbs/images/g/~jwAAOSw6Ati8Yo3/s-l140.jpg) | RARE Vintage Shure M65 Stereo Conversion Preamplifier, Telefunken ECC83/12AX7 USD 599.0 Category : Vintage Preamps & Tube Preamps Seller : prairie-view-antiques(14115, 99.8%) |
![McIntosh C22 lamp replacement LED bulb kit set](https://i.ebayimg.com/thumbs/images/g/yyMAAOSw7L5l-Qqj/s-l140.jpg) | McIntosh C22 lamp replacement LED bulb kit set USD 19.5 Category : Vintage Preamps & Tube Preamps Seller : hifiaudio*com(11581, 99.6%) | ![GE 6AK5 TUBE 1970 SUPER SWEET WARM TONE O GETTER NOS NIB KC](https://i.ebayimg.com/thumbs/images/g/0SsAAOSwJWVk~4NZ/s-l140.jpg) | GE 6AK5 TUBE 1970 SUPER SWEET WARM TONE O GETTER NOS NIB KC USD 13.99 Category : Vintage Tubes & Tube Sockets Seller : mercedesman6572(17223, 99.8%) |