Ballantine Laboratories, Inc. Amplifier 3056A

The 3056A is an Amplifier from Ballantine. An amplifier is a type of electronic test equipment that amplifies radiofrequency (RF) and microwave signals using the antenna. Amplifiers are ideal when used for electromagnetic interference (EMI) testing, cell phones, microwaves, radio communications, and other such applications. Features: Frequency: 10 Hz - 4 MHz Nicad powered 0.1 mV - 1000 V FS L.P. filter AC & DC outputs The Ballantine 3056A is a 4 MHz Nicad powered AC Voltmeter Amplifier.