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General Radio 1124: Difference between revisions
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The instrument came with five receiver circuit boards for RF frequencies of 2.5, 3.33, 5.0, 7.335, and 10 MHz, respectively, any two of which could be installed in the receiver module at the same time, in addition to a Loran-C (100 kHz) receiver board and an IF amplifier board that occupy two more sockets. | The instrument came with five receiver circuit boards for RF frequencies of 2.5, 3.33, 5.0, 7.335, and 10 MHz, respectively, any two of which could be installed in the receiver module at the same time, in addition to a Loran-C (100 kHz) receiver board and an IF amplifier board that occupy two more sockets. | ||
The 1124 is designed to work with a [[grwiki:1123-A|GR 1123-A Digital Syncronometer]] (a time comparator with a 6-digit | The 1124 is designed to work with a [[grwiki:1123-A|GR 1123-A Digital Syncronometer]] (a time comparator with a 6-digit "[[grwiki:Numerik|Numerik]]" digital clock display) and a [[grwiki:1115-B|GR 1115-B 5 MHz/1 MHz/100 kHz Standard Frequency Oscillator]] (based on an OCXO). | ||
The oscilloscope is used to align reference pulses produced by the 1123 with the received signal. | The oscilloscope is used to align reference pulses produced by the 1123 with the received signal. | ||