The Agilent (Hewlett-Packard) 8508A Vector Voltmeter is a fully automatic tuned receiver that makes RF voltage and phase measurements easy. Its narrowband measuring technique gives a dynamic range of over 90 dB and a sensitivity of 10 µV to trace even the smallest signal.
The Agilent 8508A Vector Voltmeter is a fully automatic tuned receiver designed for RF voltage and phase measurements. It offers a narrow‑band measuring technique with over 90 dB dynamic range and 0.1° phase resolution across a ±180° range.
Key specifications include a 100 kHz‑1.0 GHz frequency range (up to 2.0 GHz with the 85082 module), 2 V peak AC/+50 V DC maximum input, 10 nV noise level, HP‑IB interface, and a compact size of 133 mm × 426 mm × 473 mm weighing 21 lb.
| Frequency range | 100 kHz – 1.0 GHz (300 kHz – 2.0 GHz with 85082 module) |
|---|---|
| Maximum input | 2 V peak AC, +50 V DC (+16 dBm with 85082 module) |
| Noise level (B) | 10 nV (‑87 dBm with 85082 module) |
| Interface | HP‑IB |
| Power input | 100‑240 Vac, +5% ‑10% tolerance, 48‑440 Hz |
| Weight | 21 lb |
| Dimensions (H × W × D) | 133 mm × 426 mm × 473 mm (5.25 in × 16.75 in × 18.65 in) |
It covers 100 kHz to 1.0 GHz, and with the optional 85082 module it extends to 2.0 GHz.
The instrument accepts up to 2 V peak AC and +50 V DC (or +16 dBm with the 85082 module).
Its B channel noise level is 10 nV, equivalent to –87 dBm with the 85082 module.
It operates from 100‑240 Vac with a ±5%‑10% tolerance and a frequency range of 48‑440 Hz.