[Milsurplus] CY-2857/U UHF XTALs

appo2 at juno.com appo2 at juno.com
Mon Jun 14 18:29:56 EDT 2010


I have two boxes of these,took them many times to ham swap meet
but nobody ever told me for what radio?Something to do with old Navy
radio.Contents are as follows;

UNKNOWN XTALS FOR UHF RADIO
1;406.5---424.5MHZ  100KC STEP
2ND ROW,;425.5-443.5,,,3RD;444.5-462.5,,,4TH;463.5-481.5 MHZ
5TH;;;REFERENCE XTAL 25.4MHZ AND 482.5-503.5MHZ
6TH;;;504.5MHZ --526.5MHZ
7TH;;;527.5---549.5MHZ

2ND UNIT MISSING 25.4MHZ XTAL AND 490.5 AND 491.5MHZ,,REF XTALSLOT HAS
503.5MHZ

406.5MHZ AT 36.25MHZ
549.5MHZ AT 60.0833MHZ,,WHICH MAKE IF TO BE AROUND 189MHZ.

THUS,,,FUNDAMENTAL MUST BE FROM 12MHZ-17MHZ,,AND AROUND 500MHZ
FUNDAMENTAL GOES DOWN TO 10MHZ AREA,,NOW WORKING AT 5TH OVERTONE.
504.5 MEASURED 10.516,,AND 540.5 IS 11.717MHZ.
500.5 IS 17.297 AND 501.5 IS 10.418MHZ

CABINET IS MARKED CASE,CRYSTAL-OVEN,,,CY-2857/U

5955 00 736 4654  NSN NUMBER PER 97 FEDLOG.

K7FT

____________________________________________________________
Get Free Email with Video Mail & Video Chat!
http://www.juno.com/freeemail?refcd=JUTAGOUT1FREM0210


More information about the Milsurplus mailing list