Warning: Creating default object from empty value in /homepages/11/d132647312/htdocs/Amfone/mkportal/include/SMF/smf_out.php on line 47
New/old project




 
The AM Forum
July 15, 2018, 05:12:41 PM *
Welcome, Guest. Please login or register.

Login with username, password and session length
 
   Home   Help Calendar Links Staff List Gallery Login Register  
Pages: [1]   Go Down
  Print  
Author Topic: New/old project  (Read 307 times)
0 Members and 1 Guest are viewing this topic.
Ed KG6UTS
Member

Offline Offline

Posts: 3


« on: July 11, 2018, 06:24:37 PM »

Hauled home a 1938 home brew with enuf parts to make it live. Am documenting the wiring as it is before tearing it all down, 1940 Thordarson manual will be my reference.  The little mod scope appears to be a National CRR or close. Anyone know this or have documents?? Thanks!

EdZ KG6UTS
also posting on antique radio


* 3rdSmall_tx.jpg (30.79 KB, 499x324 - viewed 98 times.)

* P7110497.JPG (133.38 KB, 640x480 - viewed 120 times.)
Logged
Opcom
Patrick J. / KD5OEI
Contributing
Member
*
Offline Offline

Posts: 6891



WWW
« Reply #1 on: July 11, 2018, 09:37:23 PM »

CRM may be very similar.


* national_CRM_schematic.jpg (152.55 KB, 650x557 - viewed 78 times.)
Logged

Radio Candelstein - Flagship Station of the NRK Radio Network.
Ed KG6UTS
Member

Offline Offline

Posts: 3


« Reply #2 on: July 13, 2018, 09:21:08 PM »

CRM may be very similar.

Thanks a lot....major cleaning in progress.  250Ts modulated by 805s, Thordarson mod xfmr etc


* 3rdSmall_tx.jpg (30.79 KB, 499x324 - viewed 20 times.)
Logged
Pages: [1]   Go Up
  Print  
 
Jump to:  

AMfone - Dedicated to Amplitude Modulation on the Amateur Radio Bands
 AMfone 2001-2015
Powered by SMF 1.1.21 | SMF © 2015, Simple Machines
Page created in 0.055 seconds with 18 queries.