Ballantine Voltmeter

Ballantine Voltmeter (EQP) BAL-390

Ballantine Voltmeter

Part Number:
(EQP) BAL-390

Product Details:
Ballantine Model 390 NBS A-T voltmeter. Made in 1961. You tell us what it is. Beautifully precision machined out of brass, silver plated inside, chrome plated outside. Micrometer adjusted interior cylinder with fingerstock contacts to the main tube. The "N" connector center pin connects to an insulated disc. The movable inside cylinder has a similar insulated disc on it's end. Inside, the moveable cylinder is a glass envelope with 4 connections. Two connections go to ground and one end goes to the disc and the last goes to the center pin of the "BNC" female connector. Three foot cable with "BNC" male and large lugs included. Micrometer drive goes from 0 to 2" in 0.001" steps. All enclosed in solid mahogany hinged box. Only one available.


All enclosed in solid mahogany hinged box
Micrometer drive goes from 0 to 2" in 0.001" steps
Three foot cable with "BNC" male and large lugs included
Model 390 NBS A-T voltmeter
Made in 1961
Manufactured by
Ballantine

Share this page

This Item Is Sold Out

Other Categories

Miscellaneous Test Equipment Accessories

Related Products

None

Syncor Military Battery Charger

Part #: PS PP-1659A/G

Description: This Battery Charger is in like NEW condition! Th…

Brand: Syncor Industries Corp.

Sold out
Yokogawa Meter (MTR) 103111FAFA7YFD

Meter

Part #: MTR 103111FAFA7YFD

Description: Yokogawa ammeter. 0 - 10 kv. FS = 1 mADC. 4-1/4" …

Brand: Yokogawa

$125.00 / Each

Sample Metal Oxide, Carbon Film Resistor

5620 ohm 1% 1w Resistor

Part #: RMF 00005620R0DK

Description: 5620 ohm 1% 1w 50ppm RNC75C5621F Metal Film Resis…

$0.85 / Each

Axial Resistor Sample Image

510 ohm 3% 1w Wire Wound Resistor

Part #: RWF RS1A-510

Description: 510 ohm 3% 1w RS−1B Wire Wound Resistor With tab …

$1.00 / Each

Featured Products

High Grade Mirror (MIS) 727-0286

High Grade Mirror

Part #: MIS 727-0286

Description: Bausch & Lomb high grade mirror. 2 sided. 3-3/16"…

Brand: Bausch & Lomb

$15.00 / Each

Narda Directional Coupler (RF) 99899-26218

Directional Coupler

Part #: RF 99899-26218

Description: Narda directional coupler. 20 dB coupling. "SMA" …

Brand: Narda

$175.00 / Each

None

8200 pF 1.5 kv Molded Mica Capacitor

Part #: CFT F1008200ALA

Description: 8200 pF 1.5 kv 8.5 amps Molded Mica Capacitor F1/…

$29.00 / Each

None

590A−6/6A Altitude Control

Part #: PUB COL-590A-6

Description: 590A−6/6A Altitude Control

$45.00 / Each