User:A. Carty/sandbox

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Помним, гордимся

N1500 system

 * Head drum diameter: 105 mm
 * Head drum rotational speed: 1500 rev/min
 * Helical scanning speed: 8.1 m/s
 * Tape speed: 14.29 cm/s
 * Video head gap: 0.8
 * Video track width: 130
 * Guard band between adjacent tracks: 57
 * Audio track width: 0.7 mm
 * Synchronization track width: 0.7 mm

The AN/PRC-10 is an American VHF portable radio transceiver. Introduced in 1951 as a replacement for the wartime SCR-300 set, it remained in service with the American military until the mid 1960s when it was replaced by the transistorized AN/PRC-25 set.

Technical specifications

 * FM, superheterodyne radio transceiver
 * Frequency coverage:
 * AN/PRC-10: 38.0 to 54.9 MHz
 * AN/PRC-9: 27.0 to 38.9 MHz
 * AN/PRC-8: 20.0 to 27.9 MHz
 * Tuning: Single calibrated dial mechanically tunes both receiver and transmitter simultaneously via ganged variable capacitors
 * Receiver sensitivity: 0.7 μV
 * Receiver selectivity: 80 kHz @ - 6 db
 * Intermediate frequency: 4.3 MHz
 * Transmitter RF output: 0.9 watts
 * Circuitry: 16 Vacuum tubes
 * Dimensions: 10.4 x 3 x 18.5 inches including battery compartment
 * Weight: 26 pounds including battery pack and accessories
 * Power supply options:
 * BA-279/U dry battery providing 1.5, 6, 67.5 and 135 volts d.c.
 * AM-598 PSU and amplifier operating from a 24 volt vehicle supply
 * Antenna systems:
 * Short: 3 feet AT-272, folding steel tape whip
 * Long: 10 feet AT-271, collapsible 7 section fish pole whip joined by an internal stainless steel cable
 * External: 50 ohm BNC connector
 * Built in crystal calibrator