Tektronix 7B90P Programmable Time Base for 7912 Digitizer ONLY

The 7B90P Programmable Amplifier Plug-In is designed for use only in 7912AD or 7612D Digitizers.

e-Bay Sample Prices
Quick Specifications / Photos
Detailed Specifications
Operating Instructions
Misc. Part Numbers

ORIGINAL COSTS

Tektronix Catalog Cost
$2650 (1982)
e-Bay Sample Prices

QUICK SPECS / PHOTOS

	500ms/div to 10 ns/div in 24 steps
	Triggering DC to 400 MHz

The programmable 7B90P is designed solely for use with a Tektronix 7912 Programmable Digitizer. Its operating functions can be manually selected at the front panel or selected under program control via the IEEE-488 bus. The only nonprogrammable functions are the Sweep Calibration adjustment and the External Trigger Input Terminator Switch.

(above excerpt from 1982 and 1989 Tektronix catalogs)

SPECIFICATIONS

OPERATING INSTRUCTIONS

MISC PART NUMBERS

SAMPLES OF E-BAY PRICES

Tektronix Catalog Cost Low Bid High Bid average

$2650 (1982) 30 51 40

$51.00 9/16/01 #1637043413 goldenrubi
$29.60 11/4/01 #1656407102 sargemark
no buy ($30.52<reserve) 11/4/01 #1656500160 cable7