Keysight Technologies (Agilent HP) AGILENT 465A RF Amplifier

The HP 465A amplifier provides 20 dB or 40 dB gain (x 10 or x 100) with flat frequency response from 5 Hz to 1 MHz with floating inputs. 465A Specifications. Voltage gain: 20 dB (x10) or 40 dB (x100), open circuit. Gain accuracy: ± 0.1 dB, (± 1 %) at 1 kHz. Frequency response: ±0.1 dB, 100 Hz to 50 kHz; < dB down at 5 Hz and 1 MHz. Output: > 10 V rms open circuit; > 5 V rms into 50 ohms (0.5 W). Distortion: <%, 10 Hz to 100 kHz; <%, 5 Hz to 10 Hz and 100 kHz to 1 MHz. Input impedance: 10 M-ohm shunted by <0 pF. Output Impedance: 50 ohms. Noise: <25 uV rms referred to input (with 1 M-ohm source resistance).