Looking for one low-power tube modulation transformer

#12

January 23rd 12, 05:37 AM

vu2nan

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First recorded activity by RadioBanter: Feb 2011

Location: Bangalore

Posts: 87

Quote:

Originally Posted by it9xxs

Hi, I'm looking for a low-power modulation transformer. I'd like to build a QRP (5W?) tube AM transmitter for the 10m band. Thanks, 73s, IT9XXS

Hi OM Giovanni,

You could use an audio amplifier tube as the modulator with its matching audio output transformer for choke modulation.

Here's how I did it.

http://nandustips.blogspot.com/2011/...ansmitter.html

73

Nandu.

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