History of the manufacturer
Ballantine Laboratories Inc.; Boonton, New Jersey
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| Name: | Ballantine Laboratories Inc.; Boonton, New Jersey (USA) |
| Abbreviation: | ballantine |
| Products: | Model types Others |
| Summary: |
Charles Stuart Ballantine: Negative feedback, automatic volume control, radio direction finding, vertical antenna theory, microphone acoustics. Founder, Ballantine Laboratories. One of his books see attachment. He received the Edwin H. Armstrong Medal in 1946. The company is nowadays located at 9 Saddle Road, Cedar Knolls, New Jersey, USA Main products: Calibration equipment, standards etc. |
| Founded: | 1943 |
| History: |
This manufacturer was suggested by Felix Schaffhauser.
Some models:
| Country | Year | Name | 1st Tube | Notes |
|---|---|---|---|---|
| USA | 45 | AC-Voltmeter 310-A | 6AK5 | range 10Hz bis 10 MHz. |
| USA | 70 | Voltmeter AN/USM-413 | RMS-Voltmeter 0,5 mV-500 V in 6 Bereichen. Eingangs-Impedanz 10 MOhm/25 pF, Triaxial-Einga... | |
| USA | 42–49 | Electronic Voltmeter 300 | 6J7 | 1 mV to 100 V in five ranges, plus 1 and 10 kV with multipliers; 10 Hz to 150 kHz, logarit... |
| USA | 42 | Decade Amplifier 220 | ×10 and ×100 amplifier, 10 to 100.000 Hz bandwidth. Increases the sensitivity of model 300... | |
| USA | 55 | True RMS Voltmeter 320 | 5654 | 100µV to 320V or -80dB to +50dB; 5Hz to 500KHz; 3% basic accuracy. |
| USA | 54 | Wide Band Electronic Voltmeter 314-U/3 | 5654 | 1 mV to 1000V in six ranges, 15 Hz to 6 MHz, 11 meghoms input impedance. 100 microvolts wi... |
| USA | 54 | Sensitive Inverter 700 | Sensitive chopper/preamplifier for measuring very feeble signals. Input voltage down to 1 ... | |
| USA | 48 | Sensitive Electronic Voltmeter 300D | 6AU6 | |
| USA | 42 | Rack Mounted Voltmeter 300- S/2 | 6J7 | 1 mV to 100 V in five ranges, plus 1 and 10 kV with multipliers; 10 Hz to 150 kHz, logarit... |
| USA | 54 | Electronic Voltmeter 302B | Battery operated VTVM. Six ranges, from 100 microvolts to 100 volts rms; 2 Hz to 150 kHz. ... | |
| USA | 75 | Wideband True RMS AC Voltmeter 323-06 | Ballantine Wideband True RMS AC Voltmeter 323-06; True RMS Response, including harmonics ... | |
| USA | 62 | True RMS Voltmeter 320A | 5654 | Voltage range: 100µV to 330V (10µV sensitivity as null detector) dB range: -8... |
[rmxhdet-en]
Further details for this manufacturer by the members (rmfiorg):
Auszeichnungs-Medaille Vorderseite
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