Frequency Converters Model 5420 — L-band Upconverter

(For beacon receivers, please see

Frequency Converters from Satellite Systems Corporation

The Model 5420 dual-synthesized 70 MHz to L-band upconverter is designed for use without block upconverters. The frequency stability and phase noise characteristics of the Model 5420 upconverter are suitable for fractional T-1 digital SCPC carriers.

Also see: data sheets.


Input Frequency 52 to 88 MHz
Output Frequency 950 – 1525 MHz
Frequency Sense (non-inverted, filtered)
Input Impedance 75 ohm
Output Impedance 50 ohm
Input Level -25dBm
Output Leve 0dBm max, -29dBm min
Gain 25dB, maximum
Level stability +2 dB,maximum (in any 36 MHZ band)
L.O. Reference 10 MHZ internal (external as factory option)
Frequency stability 1.0 ppm
Phase Noise >75dB/Hz, 1 kHz from carrier
Noise Figure <14dB
Third Order Distortion >40dBc for 2 Carriers at -10dBm Output
IF level adjust Local or Remote
Sum Alarm Output Relay, Form C
Input Connector BNC – Female, 75 ohm
Output Connector Type-N, Female, 50 ohms
Optional DC Power Contact factory for availability
Primary Input Power 90 – 264 VAC, 47 – 63 Hz, 45 Watts Max
Dimensions 1 RU, 19″ x 16″ x 1.75″
Alarm output Form-C relay
Operating Temperature -10º to +50º C
Power supplied to RF Head N/A (See model 5425)
Reference to RF Head N/A (See model 5425)
Monitor and Control Connector DB-9, Female
Monitor and Control Interface
(must be specified when ordering)
RS-232 or RS-485