Vintage Homebrew Adjustable Power Supply Precise 909 VTVM & Rotor Speed Meter
I am not an operator and don’t have the knowledge to fully test myself.
I am not an operator and don’t have the knowledge to fully test myself.
I am not an operator and don’t have the knowledge to fully test myself.
I AM GETTING 40-41V ON IT. THE TRIM POT ONLY ADJUSTS IT ABOUT 1V.
Estate find! Fuse is blown. Not working. No further testing.
THERE IS NOTING UNDER THE BOX WITH THE HOLES. I AM NOT SURE WHAT, IF ANYTHING WAS SUPPOSED TO GO THERE. GIVEN THE HOLES, IT THEY PLANNED ON IT GETTING HOT BUT THERE WOULD NOT BE ANY REASON TO COVER ANY POWER TUBES.
Tested 5 minutes ago - Works perfectly.
Auto Reset “fuseless” Overload Protection (PTC). Built-In Battery Charging Circuit. Visual AC and DC Power Indicators.
Power your Napco Express Keypads with the Napco Transformer, 20VA,16.5VAC. This plug-in power supply provides power from a standard outlet to your Napco Express Series Keypad (keypads sold separately).ContentsTransformer NOTE: Only for use with Napco Express Series Keypads or devices that are compatible with 16.5VAC power supplies.Technical DetailsManufacturer Part #: TRF12UPC: 785026013325Power: 20VA,16.5VAC
Altronix SMP3ET Power Supply Charger 6/12/24 VDC 2.5 Amps Always Free Shipping! Thanks for Looking!
Crestron part# PW-2420RU. Load connection: (1) 6 ft (1.83 m) attached cable with flying 2.1 x 5.5 mm DC power barrel connector. Line connection: (1) IEC 60320 C7 main power input. We are always more than happy to help correct an issue.