Has anyone seen this model before. I know it's old but not certain how old.
Am i correct in saying it has a solenoid inside it? It vibrates when a voltage is present on the probes.
![[ElectriciansForums.net] Old voltage tester.](https://electricians.s3.eu-west-1.amazonaws.com/data/attachments/21/21473-d57a0aecd434df0d9947954287376217.jpg "[ElectriciansForums.net] Old voltage tester.")
![[ElectriciansForums.net] Old voltage tester.](https://electricians.s3.eu-west-1.amazonaws.com/data/attachments/21/21474-8b030b3f2ea352e5a822eb81d2b153d8.jpg "[ElectriciansForums.net] Old voltage tester.")
![[ElectriciansForums.net] Old voltage tester.](https://electricians.s3.eu-west-1.amazonaws.com/data/attachments/21/21475-1f7597066e82a3029c8d0a7109687323.jpg "[ElectriciansForums.net] Old voltage tester.")
![[ElectriciansForums.net] Old voltage tester.](https://electricians.s3.eu-west-1.amazonaws.com/data/attachments/21/21476-a416542b571f1c1ced295d3faee0e4c8.jpg "[ElectriciansForums.net] Old voltage tester.")
Am i correct in saying it has a solenoid inside it? It vibrates when a voltage is present on the probes.
