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Manufacturer: Promax
Model: PROMAX-4
Origin: England
Warranty: 12 months
Specifications PROMAX-4
Tuning
Tuning range: From 45 to 862 MHz
Tuning method: Through channels, frequency or programs
Channel plans: One channel plan, configurable from PC through RM-006
Frequency: 62.5 kHz
Indication: LCD alphanumeric display with back lighting
Operating modes
Level measurement
Measurement range: 20 dBµV to 120 dBµV
Readout: Digital in dBµV or dBmV. Resolution 1 dB.
IF bandwidth: 230 kHz ± 50 kHz
Input impedance: 75 Ω
Audible indicator: Audible tone varies with the signal level
Accuracy typical
Analogue channels: ±2 dB (from 0 to 0ºC)
Video / Audio
Measurement range: From 0 to 40 dB
Carrier-to-noise (C/N)
Measurement range
Analogue channels: From 40 to 50 dB
Sound
Demodulation: AM/FM/Level
Output: Internal speaker / external headphones
Power requirements
NiCD battery: 7.2 V – 0.8 Ah
Low battery: Display indicator
Auto power off: Automatic power off after few minutes without operation
Battery charger: By external fast charger
Battery autonomy: 1 h 45 minutes (approx.)
Mechanical features
Dimensions 70 mm (W.) x 218 mm (H.) x 50 mm (Pr.)
(90 mm width at display)
Weight 580 g (Battery included)
