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 A wide band Superhet Tuner with 1.8Mc IF part 1.
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 Return to top of page · Post #: 1 · Written at 8:44:08 AM on 29 October 2018.
Fred Lever's Gravatar
 Fred Lever
 Location: Toongabbie, NSW
 Member since 19 November 2015
 Member #: 1828
 Postcount: 1250

Here is a part one where I struggle with cranky coils but in the end make a 1.8Mc IF system work...in principle.

There is a lot more work to do in sorting out the band width of the front end and the IF transformers. It's all good fun.

Fred.

Superhet Wide Band Tuner - Part 1
 
 Return to top of page · Post #: 2 · Written at 9:14:32 PM on 29 October 2018.
Brad's avatar
 Brad
 Administrator
 Location: Naremburn, NSW
 Member since 15 November 2005
 Member #: 1
 Postcount: 7301

Document uploaded.


‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
A valve a day keeps the transistor away...

 
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