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 1. Connect input to either channel A or B or both can be used if there are two inputs.
 1. Select desired measurement type: frequency counter, timer, or voltage by pressing corresponding button.
 1. Select desired scaling by pressing corresponding button.
 1. Connect input to either channel A or B or both can be used if there are two inputs. There is a toggle switch for switching between the channels.
 1. Select desired measurement type: frequency counter, timer, resistance, current, or voltage by pressing corresponding button.
 1. Select desired scaling by pressing corresponding button (not applicable to frequency or current): 2 kΩ to 20 kΩ, 2 mA to 2 A, and 20 V to 2000 V.

[:PiraScheme#WavesSound: Table of Waves and Sound Demonstration]

[:WSEquipmentList: List of Waves and Sound Equipment & Supplies]

[:Demonstrations:Lecture Demonstrations]

Table DMM & Timer, 3A.EQ.100

Location:

attachment:BenchMeterInterface01-400.jpg

Description:

This is a homemade multimeter.

Important Notes:

  • N/A

Setup:

  1. Choose decimal setting on blue Tyco chip.
  2. Connect input to either channel A or B or both can be used if there are two inputs. There is a toggle switch for switching between the channels.
  3. Select desired measurement type: frequency counter, timer, resistance, current, or voltage by pressing corresponding button.
  4. Select desired scaling by pressing corresponding button (not applicable to frequency or current): 2 kΩ to 20 kΩ, 2 mA to 2 A, and 20 V to 2000 V.
  5. If using the timer option, there is a start/stop and a reset button on the front of the unit. The Cat5 switch also performs these functions.

Cautions, Warnings, or Safety Concerns:

  • N/A

attachment:BenchMeter01-250.jpg

attachment:BenchMeter04-250.jpg

attachment:BenchMeterInterface03-250.jpg

attachment:Cat5Switch-250.jpg

attachment:Components01-zoom-250.jpg

attachment:attachment:Components02-250.jpg

attachment:Components03-250.jpg

attachment:Components04-250.jpg

attachment:Components05-250.jpg

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