| Brand | HP |
|---|---|
| Current Type | AC |
| MPN | 400D |
| Country of Origin | United States |
| Display | Analog |
Check the listing for details. Vintage Hewlett Packard 400D Vacuum Tube Voltmeter Powers On/Untested. Condition: Used, Made in United States. Listed at 109.00 USD. Powers on but I am unable to fully test it. Has been in storage for decades.
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