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79 viewsTop left: YIG oscillator (1st LO).
Top center: YIG preselector filter.
Center Relays to switch between YIG filter and low pass filter.
Right: Directional filter and diplexer for 829MHz path.
The cylinders with blue labels are the 4.5GHz low pass filters.
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Cap (detail)76 viewsThe springs are soldered to the bottom sensor board. Notice the slots in the middle.
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Sensor (bottom)74 views
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RF deck71 viewsBottom of the unit
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YIGs71 viewsYIG filter and oscillator
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Cap69 views
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Parts68 views
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67 views
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Top66 viewsTop of the unit
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RF deck66 views
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Sensor (top)65 views
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64 views3dB attenuator at the first mixer's input has been removed and the output of the step attenuator is disconnected.
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