en:e-620
Unterschiede
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+ | ====== E-620: Radio R2 ====== | ||
+ | **E-620**, Portable radio **Radione R2**; developed and produced by [[Radione|Radione, | ||
+ | The portable radio R2, developed in around 1938/9 by Radione, Radio Nicolaus Eltz in Vienna, could be operated not only from mains power but also from 12 V DC onboard a vehicle. | ||
+ | |||
+ | A small number of these sets were purchased by the Swiss Army probably to serve as a "troop entertainment radio" | ||
+ | |||
+ | {{: | ||
+ | ===== Technical Data ===== | ||
+ | * [[Principle]]: | ||
+ | * [[Modes]]: [[A3|AM (A3)]] | ||
+ | * [[Frequency range]]: LW, MW, SW | ||
+ | * **Analog dial**, nonlinear | ||
+ | * [[Sensitivity]]: | ||
+ | |||
+ | ==== Power Supply ==== | ||
+ | * [[Mains]]: 110, 150, 190, 220 V | ||
+ | * [[Accumulator / Batteries]]: | ||
+ | |||
+ | ==== Dimensions ==== | ||
+ | * 350 x 235 x 175 mm, 10 kg | ||
+ | |||
+ | ==== Accessories ==== | ||
+ | |||
+ | ---- | ||
+ | |||
+ | ===== Operation ===== | ||
+ | The operation of the portable receiver is straightforward, | ||
+ | |||
+ | ===== Technical Principle ===== | ||
+ | Superhet single conversion receiver with steel tubes, the plate voltage is generated by an electromechanical vibrator. | ||
+ | |||
+ | ==== Valve setup ==== | ||
+ | {{: | ||
+ | V1 ([[de: | ||
+ | Gl ([[de: | ||
+ | |||
+ | In the receiver, steel tubes are used, in the upper right corner of the chassis, the chopper cartridge is located. | ||
+ | |||
+ | ==== Development ==== | ||
+ | |||
+ | ==== Field use ==== | ||
+ | There is no information what was the purpose of use of the R2 receiver in the Swiss Army, it appears on photos in situations where it looks like a troop entertainment set. | ||
+ | |||
+ | {{gallery>: | ||
+ | |||
+ | ==== Manuals ==== | ||
+ | |||
+ | ==== Additional information ==== | ||
+ | * [[http:// | ||
+ | * [[http:// |
en/e-620.txt · Zuletzt geändert: 2019/03/31 20:15 von 127.0.0.1