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MR.JAY'S EZ-METER Volt Ammeter — image 1
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MR.JAY'S EZ-METER Volt Ammeter

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A dual display volt ammeter.

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Model information

Category
Tools
License
Creative Commons — Attribution

            Mr.Jay's EZ-METER is a handy little device that anyone can make. This clever little tool can display both volts and amps simultaneously, as well as being able to run on “dead” 9v batteries. All you need to do is order the parts from the list below and follow these simple instructions. 

  1. Download and print the files available here.
  2. Wire the components according to the schematic provided with the meter on the Amazon page “add the switch where desired”. Do not attach the alligator clips yet. 
  3. Snap the components together and glue the top on, you may need to shave the snaps on the meter display to make it fit better. 
  4. Test the meter the put the alligator clips on.
  5. Have fun.

Amazon links.

Meter Display, https://www.amazon.com/HiLetgo-Voltmeter-Ammeter-Digital-Meter/dp/B072BY4XZ7/ref=sr_1_1_sspa?crid=225NZ5ZBQLQKC&keywords=volt+ammeter+meter&qid=1676403022&s=industrial&sprefix=%2Cindustrial%2C111&sr=1-1-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUEzUUEyTFREUDI0TFBCJmVuY3J5cHRlZElkPUEwNTU3MDE4MjJRRVNIVlU4WTlUWSZlbmNyeXB0ZWRBZElkPUEwMzE4NjU2MVJJNlJXQlFINzlXSSZ3aWRnZXROYW1lPXNwX2F0ZiZhY3Rpb249Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU=

Switch “I think these are the switches I ordered”, https://www.amazon.com/DaierTek-250VAC-Rocker-KCD1-101-Plastic/dp/B07S2QJKTX/ref=pd_bxgy_vft_none_img_sccl_2/141-1525584-8725231?pd_rd_w=Q5XDa&content-id=amzn1.sym.7f0cf323-50c6-49e3-b3f9-63546bb79c92&pf_rd_p=7f0cf323-50c6-49e3-b3f9-63546bb79c92&pf_rd_r=A32R01247W5SEM0JR02F&pd_rd_wg=waNPF&pd_rd_r=a0a705a0-8cde-4e94-8103-5099b8063f87&pd_rd_i=B07S2QJKTX&psc=1

9v Terminal, https://www.amazon.com/Battery-Connector-Plastic-Experiment-Equipment/dp/B08SL9X2YC/ref=pd_bxgy_vft_none_img_sccl_1/141-1525584-8725231?pd_rd_w=Q5XDa&content-id=amzn1.sym.7f0cf323-50c6-49e3-b3f9-63546bb79c92&pf_rd_p=7f0cf323-50c6-49e3-b3f9-63546bb79c92&pf_rd_r=A32R01247W5SEM0JR02F&pd_rd_wg=waNPF&pd_rd_r=a0a705a0-8cde-4e94-8103-5099b8063f87&pd_rd_i=B08SL9X2YC&psc=1

Aligator Clips, https://www.amazon.com/iExcell-Alligator-Crocodile-Clamps-Plastic/dp/B01B647W3G/ref=sr_1_8?crid=1OK5OFUES6KSO&keywords=alligator+clips+electrical&qid=1676403362&s=industrial&sprefix=aligato%2Cindustrial%2C139&sr=1-8

Wires, Where ever you want, I got mine from a dead PSU.

 

Let me know what I should do to improve the instructions and models.