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Roy Johnson, Great Britain (UK) | ||||
| Collector of Valves and old Scientific, Test and Radio Equipment. Interests are mostly in British valves. | |||||
| Part of the radio collection of Roy Johnson. These pictures have been uploaded to the corresp. models by Roy Johnson but this is not necessarily the total of Roy Johnson's collection. | ||||||||||||
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D: Loewe-(Opta); Deutschland
66 : Stereo-Coder 76011 |
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GB: Eddystone, Birmingham
65 70: EB-35 (EB35) |
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GB: Marconi Co., GB (not actual tubes )
50 : Marconiphone T21A (T 21 A) Unrestored condition |
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GB: Marconi Instruments Ltd., St. Albans
78??: RF Electronic Voltmeter TF2603 (TF 2603) The TF2603, transistor version with solid state chopper. The military version shown here has a front cover to... |
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GB: Racal Engineering Ltd., Bracknell,...
77?: RA-1784 (RA1784) This is the MA1072 controller |
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