Auto-answer circuit design for an Anderson Jacobson AD 342 modem
- by David C. Fleck.
- Cincinnati, Ohio : Environmental Protection Agency, Office of Research and Development, Environmental Monitoring and Support Laboratory ; Springfield, Va. : for sale by the National Technical Information Service, 1978.
- Physical description
- v, 17 p. : ill. ; 27 cm.
- Environmental monitoring series ; EPA-600/4-78-026.