Specifications - Promax -4 Manual De Uso

1.2

Specifications

TUNING
Tuning range
Tuning mode
Channel plan
Frequency
Programs
Number of programs
Indication
LEVEL MEASUREMENT
Measurement range
Read
Attenuator
IF bandwidth
Input impedance
Audible indicator
Accuracy
VIDEO / AUDIO
Measurement
Range
Audio subcarrier frequency
Standard
Variable
Accuracy
CARRIER / NOISE
Measurement
Max. dynamic range
Accuracy
SOUND
Demodulation
Output
POWER SUPPLY
NiCd battery
Low battery indication
Battery life
Automatic cut-off
Mains to charger adapter
Battery charger
Equipment consumption
Page 2
From 45 to 862 MHz.
By channels, frequency or program (maximum 64).
(1) (2)
CCIR
.
62.5 kHz resolution.
Storage of frequencies and channels from the
(1) (2)
keyboard .
Maximum of 64 programs. Limitition on number of
programs from 64 to 1
LCD alphanumeric display with back lighting.
From 20 to 120 dBµV. (from -40 dBmV to 60 dBmV)
Digital in dBµV (or dBmV
Automatic or manual
230 kHz ± 50kHz
75 Ω
Tone which varies with the signal level.
± 2 dB (from 0 to 40 °C) for negative video
(5)
modulation .
Ratio of video to audio carrier levels.
From 0 to 40 dB
(1) (2)
5.5 MHz .
4-9 MHz.
± 2 dB (from 0 to 40 °C) for FM audio carrier
Ratio of the carrier level to the noise level in the
channel.
50 dB (80 dBµV reference input level) (see
appendix E).
± 3 dB typical (see appendix E)
AM / FM
Internal speaker / external headphones.
7.2 V – 0.80 Ah.
Indication on the display
1 hour and 45 minutes (30 % on / off).
Cut-off after approximately 12 minutes of non-use.
230 V / 50-60 Hz / 12 W minimum (EUROPE and
other countries).
By fast external adapter. 12-16 VDC / 12 W.
3 W.
USER'S MANUAL. PROMAX-4
(1) (2)
.
(1) (2)
). 1 dB resolution
Novembre 1999
(3)
.
(6)
.