HP 4934A User Manual

The HP 4934A is a wideband (20 Hz to 110 kHz), (20 Hz to 200 kHz option 021) Transmission
Impairment Measuring Set (TIMS). The transmission impairment measurements which can be
made are listed below.
Level Frequency
Noise
Noise with Tone
Signal to Noise
Impulse Noise
P/AR (Peak to Average Ratio)
1 J Noise to Ground
J *;j The HP 4934A can make measurements directly on leased lines or on dial-up lines. It has loop
holding capability, a monitor speaker and butt-in connection (useful for talking to the far end of the
test line).
There are four permanently stored frequencies: 404 Hz, 1004 Hz, 2804 Hz and 2713 Hz. Any other
' * four frequencies may be temporarily assigned or stored by the user.
(: J The HP 4934A can test circuits using single frequency (SF) signaling - use the SF SKIP feature,
j , SF SKIP prevents the HP 4934A from transmitting signaling frequencies in the range
i i 2600 Hz+150 Hz.

HP 4934A Specifications

General

Brand	HP
Model	4934A
Category	Measuring Instruments
Language	English