Difference between revisions of "BC-611"

From RadioNerds
Jump to navigation Jump to search
Line 1: Line 1:
[[File:BC-611 8752987574 l.jpg|right]]Radio Set SCR-536 is a very compact receiver - transmitter resembling an oversize telephone hand set.  Complete with batteries, antenna, tranmistter, receiver - and handset in one case.
+
[[File:BC-611 8752987574 l.jpg|right]]Radio Set SCR-536 is a very compact receiver - transmitter resembling an oversize telephone hand set.  Complete with batteries, antenna, transmitter, receiver - and handset in one case. The BC-611 is a handheld radio commonly known as the first "walkie talkie"
  
  
Line 22: Line 22:
  
 
==Description==
 
==Description==
The BC-611 is a handheld radio commonly known as the first "walkie talkie"
 
 
[[File:BC-611-Components.png|400px]]
 
 
 
[[File:SCR-536_Data.png|400px]]
 
 
 
[[File:BC-611-cecom.jpg|400px]]
 
 
 
 
{{ARSC|ARSC_BC-611_box.jpg|400px}}
 
{{ARSC|ARSC_BC-611_box.jpg|400px}}
  
Line 53: Line 42:
 
File:BC-611-15.jpg
 
File:BC-611-15.jpg
 
File:BC-611-19.jpg
 
File:BC-611-19.jpg
 +
File:BC-611-Components.png
 +
File:SCR-536_Data.png
 +
File:BC-611-cecom.jpg
 
</gallery>
 
</gallery>
  

Revision as of 17:18, 15 March 2015

BC-611 8752987574 l.jpg

Radio Set SCR-536 is a very compact receiver - transmitter resembling an oversize telephone hand set. Complete with batteries, antenna, transmitter, receiver - and handset in one case. The BC-611 is a handheld radio commonly known as the first "walkie talkie"


Specifications

Frequency Range
3.5 - 6.0 mHz
Modulation Type
AM
Number of Crystals
One transmitter and one receiving crystal required per channel
Preset Frequencies
One preset Channel Provided
Antenna
44 Inch whip antenna - telescopes into set box, receiver is turned on when the antenna is extended
Tuning
Crystal
Power Source
Self contained dry batteries
Power Output
.027 Watts


Description

ARSC BC-611 box.jpg

© 2014 Army Radio Sales Company, Used with Permission

Images

Removal From the Case

To remove the circuits from the case for service"

  1. -Open the bottom cover
  2. - Unplug the mic and speaker wires
  3. -Unscrew the top screw
  4. - Pull the radio out from the bottom.

When reinserting the radio into the case, take care to align the radio on the guide slots.



Tuning

BC-611-11.jpg

The transmit frequency can be seen through the case


BC-611-12.jpg

Receive and Transmit Crystals


BC-611-13.jpg

Tuning Coil

Related Files

Adobe PDF icon.png TM 11-235

Radio Sets
SCR-536-A, -B, -C, -D, -E, -F
May 1945


Adobe_PDF_icon.png TM 11-4019[1]
Radio Receiver and Transmitters
BC-611-A, -B, -C, -D, -E and -F
Repair Instructions
July 1945


Adobe PDF icon.png TM 11-310

Schematic Diagrams for Maintenance of Ground Radio Communication Set
October 1942


References

  1. TM 11-4019,
    "US Army Technical Manual Collection,"
    from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
    CECOM Historical Office