Vintage Simpson Teledata Line Loop Test Meter Ohmmeter 8455A with Case & Original Battery. Has the original Eveready radio b battery 455. The black plastic battery cover is cracked and is otherwise fine, the set still has the original Eveready 9 Lives battery in place, comes with the original Simpson case - see detailed photos.
Simpson 8455 8455A Line Loop Tester
Key Features:
Field Replaceable Switches - Allows operator to get back to the job quickly with less downtime. The replacement toggles or push buttons can be kept in the truck and replaced on site, keeping the unit in service, at all times.
Designed for Telecom Applications - Accurately checks line shorts, opens and multiple ringers.
Wide Measuring Range - Measures DC voltage 0-100V and resistance R x 1, R ÷ 10.
Shorter Testing Time - Polarity toggle switch eliminates manually switching test leads when conducting line checks.
Rugged for Field Use - Durable, compact (5-1/2" x 2-3/8") construction makes it portable, easy to store and rugged.
Accurate, Finer Readings - 0-100 points scale calibration yields accurate readings.
