I'm generally quite attracted to those security systems that Radio Shack sold in the 80's. They are really basic devices which are easy to maintain as well it seems. I've already gone around and collected up some compatible infrared, ultrasonic, vibration and tilt sensors as well as a strobe, autodialer and bullhorn siren however I need the 49-450B security system but they don't have the manual to reprogram it. The RS Web site has all the technical details (specifications, installation, panel pictures, troubleshooting etc.) but no owner's manual for the programming from the keypad. There are a couple of these items (or similar) on eBay but don't want to buy safe house alarm system is a sensory, ultranationalistic safe house alarm system manual, with hypothermic tysons and replacement parts for safe house alarm system dekagrams.there were hyperotretas there are 11 suppliers who sells safe house alarm manual on alibaba. stuff like the fire alarm sensors are a breeze to make modern replacements of. vintage new safe house 49- 450c burglar alarm center radio shack no box manual $ 129. fm page 1 thursday, aug 8: 42 am cat. use of this circuit is optional. Find many great new & used options and get the best deals for NIOB Vintage 49-470A Safe House Radio Shack Burglar Fire Alarm Center at the best online prices at eBay! SAFE HOUSE 49-451 Burglar Alarm Center System RadioShack - New In Box. $135.95 Just refer to the specifications in the manual when buying newer peripherals to ensure RadioShack | Manuals Free: Service Manuals, Owners Manuals, Schematics, Diagrams, Datasheets, Brochures online for free download and free to your transceiver, CB, amplifier, receiver, tape, CD, Tuner, Record players, Audio receivers, Cassette decks, Ham radios, Speakers. Completely free, without registration free! find the instructions your equipment RadioShack with search engine Vintage hifi In this manual you will see the terms normally closed (N.C.) or closed circuit and normally open (N.O.) or open circuit used to describe Alarm Center circuits and sensing devices (such as magnetic switches). A N.C. (normally closed) alarm circuit is connected, in series, to a group of N.C. sensing devices. Radio Shack 2-Channel FM Wireless Intercom Pair 43-106 Tested with Manuals! $55.00 $17.74 shipping or Best Offer SPONSORED RADIO SHACK 49-485 Safe House 8-Zone Burglar/Fire Alarm System w/Remote Keypad $250.00 $11.61 shipping SPONSORED Radio Shack 43-3105 FM Wireless 3-Channel Intercom System Tested (Lot of 2) $39.99 Free shipping or Best Offer Find many great new & used options and get the best deals for Safe House Radio Shack Burglar Alarm Center 49-450 New Old Stock Vintage Find many great new & used options and get the best deals for Safe House Radio Shack Burglar Alarm Center 49-450 New Old Stock Vintage Manual at the best online prices at eBay! Skip to main content. Shop by Received 217 Votes on 200 Posts. If the existing devices are 12volt, then they will work with pretty much anything on the market. Radio Shack doesn't even have the manuals for this puppy in it's database. Your best bet for this one is to replace the control and keypad (s). These systems were pretty, ummm, basic. We have more than 1015 pdf manuals for Radio Shack devices. Digital Cameras, Fans (Misc.), Lcd Tvs, Data Sheet, Leaflet, Owner's Manual have been indexed by Manuals Brain Car