SpectraTime iSource LPFRS Spec free download

File name iSource_LPFRS Spec.pdf

iSource+TM Low Cost LPFRS Spec th 6 November 2014 Low Cost & Profile Frequency Rubidium Standard (LPFRS) High Precision & Performance Source Telecom | Navigation | Broadcast | Defense | Instrument Applications [email protected] Switzerland Headquarter North America Sales Offices www.spectratime.com +41.32.732.16.66 +1.512.470.3980 Specifications are subject to change without prior notice An Orolia Group Business iSource+TM Low Cost LPFRS Spec Product Characteristics: Small volume : 13 in3. Frequency offset over temp. range : 110-10 Stability : 110-12 / 100 sec. Long term stability : < 510-10 / year Low warm-up current : < 0.9A Main Features: Main Applications: Very low temperature sensitivity Synchronisation telecommunications Excellent short term stability (SDH, SONET, SS7, GSM, TETRA) Low power consumption Digital Audio Broadcast Fast warm-up TV transmissions (analog & digital) Small volume / low profile Military communications Rb lamp extended life expectancy Navigation (20 years) Instrumentation Industry standard pin out Tracking and guidance control RS 232 interface for centre frequency adjustment and monitoring of the working parameters Parameters accessible through RS232: The working and monitoring parameters of the HH: DC-Voltage of the photocell (5V to 0V) LPFRS are accessible for read and write GG: peak voltage of Rb-signal (0 to 5V) operations through the serial RS-232 port FF: not used (1200 bits/sec., no parity, 1 start bit, 8 data EE: varactor control voltage (0 to 5V) bits, DD: Read-back of the user provided 1 stop bit). frequency adjustment voltage on pin 2 (0 There are three different commands, which to 5V) are: CC: Rb-lamp heating current (500mA to 0mA) M, Cxx and Fxx followed by a carriage return. BB: Rb-cell heating current (500mA to 0mA) AA: 90MHz power control signal (0