old pocket watch volt meter

Discussion in 'General Electronics Chat' started by Gdrumm, Sep 13, 2013.

  1. Gdrumm

    Thread Starter Distinguished Member

    Aug 29, 2008
    684
    36
    Any ideas why most old pocket watch voltage meters just go up to 50 volts?

    THANKS,
    Gary
     
  2. Gdrumm

    Thread Starter Distinguished Member

    Aug 29, 2008
    684
    36
    Found it.
    Testing old radio batteries, (DC) up to 50 volts.....

    Thanks,
     
  3. MaxHeadRoom

    Expert

    Jul 18, 2013
    10,509
    2,369
    Back in the days of steam radio.......;)
    Max.
     
  4. vk6zgo

    Active Member

    Jul 21, 2012
    677
    85
    Lots of radio batteries went up to 67.5v or sometimes 90v.
     
    shortbus likes this.
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