[time-nuts] What's the best way to double 10 MHz to 20 MHz ?

Raj vu2zap at gmail.com
Wed May 25 11:23:17 UTC 2011


A trifilar transformer with two diodes is the simplest. You could also use a mini-circuits doubler, same thing more expensive.

Alternatively take an SBL-1 and feed 2 inputs with the same 10Mhz and get a doubled out. You will need to filter it a bit.

At 25-05-2011, you wrote:

>If one was to make a 20 MHz reference, what's the best way to get a 20 MHz sine wave (at least 0 dBm) from a 10 MHz TCXO or OCXO? The 10 MHz devices seem much more popular than 20 MHz ones, so I can probably pick a higher spec 10 MHz device more easily.
>
>Dave

-- 
Raj, VU2ZAP
Bangalore, India. 





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