radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

HRO-50-T1

HRO-50-T1; National Company; (ID = 317809) Amateur-R HRO-50-T1; National Company; (ID = 317810) Amateur-R
HRO-50-T1; National Company; (ID = 319455) Amateur-R HRO-50-T1; National Company; (ID = 210856) Amateur-R
HRO-50-T1; National Company; (ID = 319451) Amateur-R HRO-50-T1; National Company; (ID = 319452) Amateur-R
HRO-50-T1; National Company; (ID = 319454) Amateur-R HRO-50-T1; National Company; (ID = 319458) Amateur-R
HRO-50-T1; National Company; (ID = 320008) Amateur-R  
Use red slider bar for more.
HRO-50-T1; National Company; (ID = 317809) Amateur-R
National Company;: HRO-50-T1 [Amateur-R] ID = 317809 700x378
Select picture or schematic to display from thumbnails on the right and click for download.
For model HRO-50-T1, National Company; Cambridge & Malden (MA)
 
Country:  United States of America (USA)
Manufacturer / Brand:  National Company; Cambridge & Malden (MA)
alternative name
 
National Toy Co.
Brand
Thrillbox
Year: 1951/1952 Category: Amateur-Receiver (amateur bands, may include broadcast bands)
Valves / Tubes 15: 6BA6 6BA6 6BE6 6C4 6H6 6J7 6V6GT 6V6GT 6SJ7 6H6 6SN7GT 0B2 5V4G 6SG7 6SG7
Main principle Superhet with RF-stage; ZF/IF 455 kHz
Wave bands Broadcast, Long Wave and more than two Short Wave bands.
Details
Power type and voltage Alternating Current supply (AC) / 110-120 / 220-240 Volt
Loudspeaker - For headphones or amp.
Power out 8 W (unknown quality)
from Radiomuseum.org Model: HRO-50-T1 - National Company; Cambridge &
Material Metal case
Shape Boatanchor (heavy military or commercial set).
Dimensions (WHD) 19.75 x 10.25 x 16.5 inch / 502 x 260 x 419 mm
Notes coverage 0,05 - 30 MHz (9 coil sets 50-100 / 100-200 / 180-430 / 480-960 / 900-2050 kHz / 1,7-4 / 3,5-7,3 / 7-14,4 / 14-30 MHz, bandspread in HAM bands), AM/CW/SSB (BFO);
internal power supply, optional external speaker HRO-50TS, optional crystal calibrator XCU, optional narrow band-FM adaptor NFM-50, optional 650S 6V-vibrator pack and SOJ-3 select-o-ject.
Net weight (2.2 lb = 1 kg) 43 kg / 94 lb 11.4 oz (94.714 lb)
Price in first year of sale 335.00 $
Collectors' prices  
Source of data Communications Receivers
Circuit diagram reference Rider's Perpetual, Volume 22, covering 1951
Mentioned in Shortwave Receivers - Past & Present (3rd ed.)

Model page created by a member from A. 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.




 


Forum contributions about this model
National Company;: HRO-50-T1
Threads: 1 | Posts: 1
Hits: 3963     Replies: 0
national: HRO-50-T1 (HRO50T1);
Jerome Alaphilippe
17.Jul.07
  1 Voici le lien du manuel scanné et accessible à tous:
//oldradios.co.nz/manuals/national/hro50
Je peux vous envoyer la soixantaine de pages si vous voulez.

Attachments

 
National Company;: HRO-50-T1
End of forum contributions about this model

  
rmXorg