|Tracor 527A Frequency counter|
|Description:||Frequency Difference Meter|
The Model 527A FDM is used to determine the fractional frequency difference between two stable oscillators, to adjust two oscillators to the same frequency, to offset one Oscillator from another by a specified frequency, and to analyze short and long term frequency stability at nominal frequencies of 100 kHz, 1 mHz, 2.5 mHz, and 5 mHz. 1-5. DESCRIPTION OF EQUIPMENT. 1-6. The FDM is 3.5 inches high, 12.75 inches deep, 16.875 inches wide, and weighs approximately 15 pounds. The rack mounted model is 19 inches wide. It contains 14 printed circuit Plug-In boards: a power transistor board, a flip-flop board, 4 error multiplier boards, a reference input/9 mHz Amplifier board, a 5 mHz/1 mHz divider board, a buffer Amplifier board, a Power supply board, a differentiator/integrator board, a single shot/phase comparator board, a crystal filter board and a scope driver board. A PCB extender board is provided to faciliate trouble shooting and maintenance. Refer to table 1-1 for a functional description of the FDM controls, connectors, and indicators.
These manuals are available for the above equipment:
|Tracor -- 527A -- Service and User Manual|
|Manual Type:||Service and User Manual|
|Size:||12.97 Mbytes (13599767 Bytes)|
|Date:||01 September 1967|
|Quality:||Scanned document, all readable.|
|Upload date:||05 October 2019|
|Downloads:||8 since 05 October 2019|
This manual contains the information necessary to operate and maintain the Frequency Difference Meter Model 527A, assembly number 6064, manufactured by Tracor, Inc. This information includes physical description, installation and preliminary adjustment procedures, operating procedures, theory of operation, procedures for calibration and alignment, a parts list, and applicable drawings and diagrams required to provide adequate manual support. This manual is to be used by all personnel operating or servicing the Frequency Difference Meter.
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