Great system, true to HP blue it sounds..BUT....
How about a usb connection? Do the knobs wobble or drag?
And does it have a colour backscreen with a picture of clouds?
Couldn't resist!
-Dan N7NMD
NEW HP 58540A GPS Time & Frequency Ref. Like the Z3801A, Z3816A, 58503B and
59551A, The HP 58540A is a 8-Channel GPS Time and Frequency Receiver.Unlike
the Z3801A, Z3816A, 58503B and 59551A, The 58540A is designed to be easily
integrated into system equipment. The 58540A requires no set-up with a
computer to achieve it s rated 1 x 10-11 accuracy. Unit automatic starts in
survey mode and switches to position hold mode After so many fixes (<30
minutes normal). Once this has been done, It can be set to come up in
position hold mode for very short start-up to lock times (<5 minutes). The
58540A works with the 58531A GPS Timing Receiver Analysis and Control
Software and is Optional (Scpi Command set).1 x10-11 for one day average,
Root Allan Variance 5 x 10-10 for 1 sec. Averaging.10 MHz sine wave output,
13db +/- 2 db into 50 Ohms, BNC. 1PPS output, 2.4V, TTL compatible into 50
Ohms, BNC.GPS input, Up to 8-channel tracking, 5v to ant, TNC. RS-232
output, DB-9, Female, DTE, baud 9600 (default) Unit is New with manual, No
other Accessories or options (Standard unit no 001 or 002 Options). For
58540A Key Features;
http://www.symmetricom.com/products_and_services/product.php?prodID=50 For
58540A Datasheet;
http://www.symmetricom.com/media/pdf/documents/ds-58540a.pdf
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