1953 Sylvania Tube Substitution Book (PDF)

Resources 0 Comments 05/13/2018  

Excellent quality scan of one of the best tube subsitution resources ever made.  Print it and save it!

   100+ photos of various HBR Receivers ..... under construction, in use today, and in use years ago.These are the tube type HBR-14, HBR-16, HBR-8, HBR-11, HBR-12, and HBR-13C receivers originally published in QST. Parts, and sometimes entire receivers, can be found at swapfests, on e-Bay, and through the various internet reflectors. There is an HBR Receiver reflector on Allan Waller's se...  READ MORE
- Bradley Stone (UncleBrad),  01/15/2019 
   Kenwood Hybrid Radio Nets:  Saturday - 7.235 MHz @ 3:30 EST/EDTSunday - 14.316 MHz @ 18:00 GMTThis site contains important links to repair and restoration resources for the Kenwood hybrid transceivers and twins. ...  READ MORE
- Bradley Stone (UncleBrad),  12/19/2018 
   One of my favorite hams, Bob (W9RAN) has put together some SDR products designed just for the vintage radio enthusiast.  Bob has not just authored QST and Electric Radio articles; he has more radios, more knowledge and more energy that most of us put together....  READ MORE
- Bradley Stone (UncleBrad),  12/15/2018 is a Windows console for Software Defined Radio (SDR) receivers and transceivers. Designed for the commercial, government, amateur radio and short-wave listener communities, this software provides a powerful interface for all SDR users.This software supports radio from most major manufacturers, simple soundcard radios such as SoftRocks and the excellent Airspy range.&n...  READ MORE
- Bradley Stone (UncleBrad),  11/29/2018 
   Radio Engineering Associates is pleased to offer our AMM-SD1 (Software Display) series of AM Modulation Monitors. These devices represent a breakthrough in accurate, easy to use and highly cost effective instrumentation for measuring and monitoring Amplitude Modulation transmitters and signals.How it works The AMM-SD1 Modulation Monitor uses with a USB connected, microprocessor based hardware...  READ MORE
- Bradley Stone (UncleBrad),  10/14/2018 
   The Florida AM Group consists of Radio Amateurs in the southeast US devoted to the preservation, restoration and on-air operation of antique Amateur, commercial, HB and Military Radio equipment.  We meet on the air regularly and gather several times a year at ham fests and group dinners.Come back to the days of vacuum tubes and hi-fidelity audio, when real radios glowed  i...  READ MORE
- Bradley Stone (UncleBrad),  10/14/2018 
   XH Radio Labs shares your love of vintage radio gear.John (AC7XH), the owner, has been a licensed amateur since 1957, Extra class. He's also an Electrical Engineer by education.We are a small family-run electronics lab, but we have the capacity to purchase estates and handle large amounts of radio equipment through our auction partner, Schulman Auctions.All of our communication ...  READ MORE
- Bradley Stone (UncleBrad),  10/03/2018 
   Terry, N6TLU, wasted no time putting together his annual video of the AM get-together at Sturgis, MI. Terry and his lovely bride is helped out with the auction and other details of the event.  Make sure you check out Terry's YouTube channel, D-Lab Electronics for lots of great troubleshooting and restoration videos....  READ MORE
- Bradley Stone (UncleBrad),  07/30/2018 
   BUY AND SELL USED HAM RADIO EQUIPMENT, HIFI AUDIO, TUBES, AND MORE!Based in Nevada, I've had good luck with this company.  They buy and sell radios, and sell on EBay.  They provide a good assessment of what they are selling, really know how how to pack and ship the big ones....  READ MORE
- Bradley Stone (UncleBrad),  07/12/2018 
   The µBitx is a HF (3-30MHz) all-band SSB and CW transceiver kit.   It is supplied as a completely pre-populated and tested circuit board by the manufacturer (trading as HF Signals).   The purchaser needs to assemble the board into an enclosure and wire up sockets, encoder and potentiometer and provide a power supply in order to get the transceiver working....  READ MORE
- Bradley Stone (UncleBrad),  06/17/2018 

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