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The magic eye (also called a cat's eye, or tuning eye in North America) is a specific type of such a tube with a circular display similar to the EM34 illustrated. Its first broad application was as a tuning indicator in radio receivers , to give an indication of the relative strength of the received radio signal, to show when a radio station ...
EM1 (4678) – Top-view, "Magic Eye"-type tuning indicator, side-contact 8 Base; EM2 – Top-view, "Magic Eye"-type tuning indicator; has a 6.3 V/200 mA heater and was therefore marketed as C/EM2; identical AM2 except for heater ratings; EM4 – Dual-sensitivity, top-view, "Magic Eye"-type tuning indicator, EM34 with a side-contact 8 Base
1 – Tube for radio broadcasting and ... EZ-6G5 = 6G5 – Variable-mu "Magic Eye"-type tuning ... the stock number is always of the format 5960-99-000-XXXX where ...
The AN/ARC-5 Command Radio Set is a ... LF/MF/HF receivers all use an almost identical 6-tube superhet ... 1626 oscillator, two 1625 finals, and 1629 magic-eye tuning
The Gonset Communicator was a series of vacuum tube VHF AM radio transceivers that were widely sold in the 1950s and early 60s. They were designed by Faust Gonsett and manufactured by the Gonset Division of L. A. Young Spring and Wire Corp. [ 1 ] Models were built for amateur radio , aircraft radio and U.S. Civil Defense use.
Vintage amateur radio is a subset of amateur radio hobby where enthusiasts collect, restore, preserve, build, and operate amateur radio equipment from bygone years, such as those using vacuum tube technology.
Ye (Russian: Е) – Magic eye tube (e.g. used as a tuning indicator). U (Russian: У ) – Power triode (was soon deprecated). The 3rd element is a number – a series designator that differentiates between different devices of the same type.
As Tung-Sol continued dropping throughout August its stock price, Purolator attempted purchasing more stock on September 4 with making a "tender offer" for additional shares. [62] The “tender” offer to Tung-Sol stockholders was to purchase 200,000 shares at $22 per share against the market price of 17.25—a 27.55% premium.