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- The 500-MHz frequency counter was dropped from the 1992 Handbook
- because many of the parts had become difficult to locate. (We really
- did try hard to select components that would be around for a while!)
- These are the sources we were able to locate. If you find that any of
- these sources have "dried up", please send email to mtracy@arrl.org
- (Michael Tracy).
-
- ICM-7226: Digikey, cat# ICM7226AIJL
-
- 11C90: Ramsey Electronics , Debco Electronics, Hamilton Avnet (11C90DMQB
- $43.00 each - $25.00 minimum credit-card order)
-
- 74S160 (substitute 74F160, 74HCT160 may work, 74LS160 good to 350 MHz):
- Digikey, cat # 74F160APC, Ocean State Electronics, cat# 74HC160, Jameco,
- cat# 74S160, cat# 74HC160
-
- LM360: Digikey, cat# LM360N, Ocean State Electronics, cat# LM360N
-
- MAR-6 (substitute MSA-685), Microwave Components of Michigan (MCM)
-
- Digikey, 701 Brooks Ave, Thief River Falls MN 56701, (800)-344-4539,
- Hamilton Avnet, 1-800-332-8638
- Jameco, 1355 Shoreway Rd, Belmont CA 94002, (415) 592-8097
- MCM, POB 1697, Taylor MI 48180, (313) 753-4581 evenings only
- Ocean State Electronics, POB 1458, Westerly RI 02891, (401) 596-3080
- Ramsey Electronics, 793 Canning Pkwy, Victor NY 14564, (716) 924-4555
- Debco Electronics,4025 Edwards Rd, Cincinnati OH 45209, (513) 531-4499
-
- The members and HQ staff would like to thank the following people for
- their contributions to this information file:
-
- KA1CV
-
- Send any additional information or changes to mtracy@arrl.org.
-
- 73 from ARRL HQ.
-
-
-