TPRO-PMC Timecode Reader-Generator0 pages
Timecode Reader/Generator
Model TPRO-PMC
•
IRIG-A, IRIG-B, NASA36 timecode reader
•
IRIG-B timecode generator
•
Time-Tag input
•
Freewheel capability
•
Programmable periodic output (pulse/
squarewave) and interrupt capability
•
Programmable start/stop time output and
interrupt capability
•
High-performance, 2.5 ppm oscillator
The TPRO-PMC provides high-accuracy timing functions on a plug-in board with a PMC
interface. The board’s on-board clock is kept in sync to an external timecode input. Several
timing functions are derived from the onboard clock, including a programmable periodic
pulse rate output (“heartbeat”), a programmable start/stop output (“match”), a selectable
frequency output (“oscillator out” at 1 kHz, 1, 5, or 10 MHz), and a time-stamping input
(“time-tag”).
The TPRO-PMC obtains time from an input timecode, which can be IRIG-B or IRIG-A format.
The board detects the format that is being used automatically. An AGC circuit on the time
code input accommodates a wide range of input amplitudes.
The timecode conveys the day, hour, minute, and second. The on-board 10 MHz oscillator is
disciplined to the time code input carrier frequency. The board provides an IRIG-B timecode
that is in-sync with the incoming timecode output.
The TPRO-PMC can be used as a stand-alone timecode generator. The computer programs
the day, hour, minute, and second. The board then continues to count from that time, using
the on-board oscillator as the timebase reference. This is called “freewheeling.”
ctracomco
.spe
. . . quality
Q
...
IS
O 9001
.
UK | 6A Beechwood | Chineham Park | Basingstoke, Hants, RG24 8WA | +44 (0)1256 303630 | info@spectracom.co.uk
..
FRANCE | 3 Avenue du Canada | 91974 Les Ulis, Cedex | +33 (0)1 64 53 39 80 | sales@spectracom.fr
om . . . . .
rp.c
USA | 1565 Jefferson Road, Suite 460 | Rochester, NY 14623 | +1.585.321.5800 | sales@spectracomcorp.com
"