VTVM ohms battery - RadioBanter

February 11th 08, 05:11 AM posted to alt.binaries.pictures.radio

Neil S

external usenet poster

First recorded activity by RadioBanter: Jun 2007

Posts: 42

VTVM ohms battery

The attached instruction for a circuit to replace the ohms battery in a
Heathkit VTVM of the generic V7-A type [and probably many other VTVMs of
similar vintage]. If installing in a different brand VTVM, be sure that the
filament winding is similar in voltage and in grounding.

Neil S.

Attached Thumbnails

Click image for larger version

Name: bottom viewL.JPG
Views: 180
Size: 58.6 KB
ID: 416

Click image for larger version

Name: on holderL.JPG
Views: 89
Size: 96.7 KB
ID: 417

Click image for larger version

Name: schematic.jpg
Views: 275
Size: 82.7 KB
ID: 418

Click image for larger version

Name: side viewL.JPG
Views: 87
Size: 53.7 KB
ID: 419

Reply With Quote

Thread Tools	Search this Thread
Show Printable Version	Search this Thread: Advanced Search
Display Modes
Switch to Linear Mode Switch to Hybrid Mode Threaded Mode

Posting Rules
Smilies are On [IMG] code is On HTML code is Off Trackbacks are On Pingbacks are On Refbacks are On

Similar Threads
Thread	Thread Starter	Forum	Replies	Last Post
TH-D7 battery charger flashes red -- bad battery?	Jack Twilley	General	2	December 6th 17 04:14 PM
antenna impedance - calculated 10 - 20 Ohms - measured 36 Ohms??	dansawyeror	Antenna	31	March 4th 06 05:54 PM
73 Ohms, How do you get it?	Harry	Antenna	97	October 3rd 05 04:57 PM
TH-D7 battery charger flashes red -- bad battery?	Jack Twilley	General	0	September 12th 03 07:12 AM

All times are GMT +1. The time now is 08:49 AM.

Menu

About Us