Electricity: circuit makers and breakers – Multiple circuit control – Sequential operations
Patent
1977-02-25
1980-05-20
Scott, James R.
Electricity: circuit makers and breakers
Multiple circuit control
Sequential operations
200 6R, 200 16A, 200153L, 200275, H01H 900
Patent
active
042040981
ABSTRACT:
A switch apparatus is provided which closely approximates transmission medium parameters for reducing impedance discontinuities by utilizing a high frequency contact arrangement permitting high bandwidth operation. The apparatus is adaptable for use with both high and low impedance circuitry.
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IBM Tech. Disc. Bull.; K. A. Brooks et al.; "Scanning Switch;" Feb. 1968; vol. 10, No. 9, p. 1421. _
IBM Tech. Disc. Bull.; D. O. Johnson, Jr.; "Keyboard with Changeable Encoding and Key Designations;" Dec. 1970; vol. 13; No. 7; pp. 2041, 2042. _
Scott James R.
Tektronix Inc.
Winkelman John D.
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