[BC] 26 mHz.

[Tom Spencer]

Dave Hultsman wrote:
>BC604   See A. Prose Walkers  Green NAB Handbook under remote broadcast.  Probably would be able to get them licensed now.
> 
>In a message dated 11/28/2010 2:42:11 P.M. Central Standard Time, ka4inm at tampabay.rr.com writes:
>  
>>WEDU used army surplus tank radios, BC-6something's with home made power supplies.
>>  If you want to do something you can, no problem.

Here's the schematic...

http://www.nj7p.org/millist/sch/bc-604.gif

And the radio

http://radiomos.pagesperso-orange.fr/Militaires/BC604/BC604h.jpg

Which is:

Radio Transmitter, BC-604
JAN Type: BC-604
Nomenclature: Radio Transmitter
Reference: TM 11-600
NSN: 2S4502-5/V97
Weight: 67
Mode: 30F3
Frequency Range: 20-27.9 MHz
Power Input: 12 or 24 VDC (Dynamotor power supply!)
Power Output: 30 W
Number of Channels: 10 Crystal Controlled
Channel Spacing: 100 kHz
Part of: VRC-5, SCR-508, SCR-528
Antenna: AB-15 with MS-117 and MS-118
Description: The BC-604 is the radio transmitter of radio set vrc-5, SCR-508 and SCR-528.
Source: TM 11-487A, 28 Aug 50

Introduced in 1942, apparently.