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HRO-600; National Company; (ID = 1634948) Amateur-R
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HRO-600; National Company; (ID = 1634948) Amateur-R
National Company;: HRO-600 [Amateur-R] ID = 1634948 933x359
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For model HRO-600, National Company; Cambridge & Malden (MA):
Katalog Hannes Bauer, 1972
Country:  United States of America (USA)
Manufacturer / Brand:  National Company; Cambridge & Malden (MA)
alternative name
National Toy Co.
Year: 1971–1981 Category: Amateur-Receiver (amateur bands, may include broadcast bands)
Semiconductors (the count is only for transistors) Semiconductors present.
Main principle Superhet, double/triple conversion; ZF/IF 54500/5000 kHz
Wave bands Broadcast, Long Wave and more than two Short Wave bands.
Power type and voltage Alternating Current supply (AC) / 117/234 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
Power out
from Model: HRO-600 - National Company; Cambridge &
Material Metal case
Shape Tablemodel, with any shape - general.
Dimensions (WHD) 432 x 133 x 394 mm / 17 x 5.2 x 15.5 inch
Notes coverage 16 - 30000 kHz, AM, LSB/USB;
motorized automatic preselector;
standard 601 VFO with nixie tube frequency readout, optional 602 thumbwheel switch operated VFO or 603 four channel fixed frequency module;
optional 620 noise blanker, 630 ISB converter, 650 FSK converter, 660 diversity module, 670 remote control;
optional 610 DC power supply, rack kit
Net weight (2.2 lb = 1 kg) 17.7 kg / 38 lb 15.8 oz (38.987 lb)
Source of data Shortwave Receivers - Past & Present (3rd ed.)

Model page created by Martin Bösch. See "Data change" for further contributors.

All listed radios etc. from National Company; Cambridge & Malden (MA)
Here you find 430 models, 275 with images and 162 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.