[time-nuts] Watkins Johnson Info

John Franke jmfranke at cox.net
Thu Jul 24 11:29:35 EDT 2008

The 5133 is a YIG Tuned Harmonic Generator designed for an input frequency 
of 500 MHz and an output frequency range of 1.0-12.5 GHz.  Nominal drive is 
1 Watt.  Nominal output power is -13 dbm min.  Tuning coil data: 20 MHz/mA, 
10 Ohms, 100 mH.  Heater:28V, 1A surge, 250mA max steady state.  An external 
bias supply of 0-3V at 300mA max can be used for leveling output power from 
multi-octave units.  Pin-out is unknown.

John  WA4WDL
----- Original Message ----- 
From: <stork3264 at comcast.net>
To: <time-nuts at febo.com>
Sent: Thursday, July 24, 2008 11:04 AM
Subject: [time-nuts] Watkins Johnson Info

> Watkins Johnson produced some excellent microwave oscillators, but their 
> microwave division was sold and resold about a decade ago.  Product 
> information is difficult to find.
> I need pin out, product data and/or a link for two of their oscillators.
> WJ-5133-3
> WJ-5908-79
> Thanks,
> Stork
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