The term All American Five (abbreviated AA5) is a colloquial name for mass-produced, superheterodyne radio receivers that used five vacuum tubes in their design. These radio sets were designed to receive amplitude modulation (AM) broadcasts in the medium wave band, and were manufactured in … See more The radio was called the "All American Five" because the design typically used five vacuum tubes, and comprised the majority of radios manufactured for home use in the USA and Canada in the tube era. See more Many early examples of the 'All-American Five' posed a shock hazard to users. Lacking a mains transformer, the chassis of the AA5 radio was directly connected to one side of the mains electric supply. The hazard was made worse because the on/off switch was … See more According to various editions of the RCA Receiving Tube Manual, the heater string of an AC/DC radio should be arranged in a particular order to minimize hum. Assuming that all … See more Many black-and-white and color television receivers were built using All American Five principles, including a hot chassis and series-wired heaters. The designs were found primarily in portable or inexpensive sets ranging from the 1950s to even as late as the GE … See more Although four-, six-, and even a few rare eight-tube radios were produced, they were not common. The four-tube version with vacuum tube rectifier was of inferior performance, as … See more The basic design of the 'All-American Five' had its origins in low-cost sets produced in the early days of radio. Early attempts Radio manufacturers departed from the traditional heater voltages of 2.5, 5 and 6.3 volts to get a five … See more Since the chassis of the set may be connected directly to the live side of the power line, service shops used an isolation transformer to … See more WebFind many great new & used options and get the best deals for Fundamentals of the Steam Locomotive with Prairie Type fold-out schematic 1983 at the best online prices at eBay! Free shipping for many products!
The All American Five Radio Antique Electronic Supply
WebClick on the schematic thumbnail to request the schematic as a free document. Technical Specifications Number of Tubes 6 Valves / Tubes 7C7 7A8 7B7 7C6 35A5 35Z3 Main principle Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage (s) Wave bands Broadcast (MW), Police, sometimes also early TV (75-200m). Power type and voltage AC/DC-set / … WebAA5 Radio - Syscomp Electronic Design country area codes international
Improving Safety and Reliability of AA5 Radios - antique …
http://rabjohn.ca/data/documents/AA5_repair_v0.1.pdf WebNorm Leal. Post subject: Re: Novice Emerson Model 544 All American Five Repair. Posted: Mar Mon 23, 2015 6:42 pm. Moderator. Joined: Jan Thu 01, 1970 12:00 am. Posts: 30905. Location: Livermore, CA. A cap is sometimes connected in series with the antenna to isolate it from radio which operates off the AC line, no power transformer. WebAs mentioned, some All American Five (AA5) radios are safe to use without using a polarized plug and without rewiring the on/off switch, but only if they were designed with an isolated bus. Just looking at the chassis won't tell you … country area codes uk