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NAGRA VPR-5 SPECIFICATIONS
Video and audio specifications are based on replay on a VPR-2B
PAL/SECAM 625/50
VIDEO AND SYNC Bandwith: Flat to 5.0 MHz +/- 0.5dB, -3dB at 6.0 MHz
S/N: -43dB peak-to-peak video to rms noise on interchange basis
(10KHz + 6MHz) Rhode & Schwartz unweighted withbandpass
filter demodulator video output.
LF linearity:2% blanking to white (max)
Differential gain:4% blanking to white (max?
Differential phase:4 at 4.43 MHz off tape (max)
(40 IEE units of subcarrier through TBC)
Chrominance/luminance delay:25 n sec (max)
2T sin pulse & bar:1% K-factor (max)
Moire:-36dB color bars 75% amplitude 4.43 MHz subcarrier
AUDIO (Channels 1,2 & 3)*
Frequency response (400Hz ref):+/- 1dB 500 Hz to 10 KHz
100 nWb/m:+/- 2 dB 50 Hz to 15 KHz
S/N: -56dB audio 1 & 2, -50dB audio 3
With respect to 8dB above reference level
Distortion (measured at 1 KHz)
@ 100 nWb/m:1% (max)
@ 250 nWb/m:3% (max)
Depth of reasure on own recording:-70dB
Wow & flutter (NAB unweighted):0.15% rms
Crosstalk:-50dB (max)
(audio 1 & 2) 1 KHz referenced to +8 dBm or 100 nWb/m
* Audio 3 input line or time code generator by PWA replacement
AUDIO CONTROLS
Channel 1 & 2 controls:
mode:Rotary switches to set: mono with manual level; stereo with AGC;
dual channel with manual level; dual channel with AGC.
AGC:AGC to be of peak compression type with operator control of limiting.
Level controls:Rotary and calibrated continuous control.
Input filter:Rotary switch selecting: flat; seven additional settings increasing low
frequency attenuation.
Record enable:Toggle switches provided to individually control enable/disable recording
on each channel.
Meters: PPM or VU selectable by VTR internal program/jumper. Indicates AGC
limiting action simultaneous with level readings.
SIGNAL INPUTS:
Video (75 ohms) BNC connector:1 volt peak-to-peak
Advanced sync reference:1 volt peak-to-peak
Audio channels 1 & 2
mic (with optional interface):150 uV (min) @ 200 ohms 40 dB above (max)
Line (with optional interface):+ 8dBm nominal @ 25K ohms bridging + 24dBm (max)-20dBm (min)
SIGNAL OUTPUTS
Video 75 ohms BNC:1 volt peak-to-peak with 75 ohm load
Audio monitor output channels 1, 2 & 3:1 Volt peak-to-peak unbalanced, 600 ohms. Balanced
or floating optional. Maximum output+ 16 dBm
RF for ext. DOC use (75 ohms BNC): 0.3 V to 1.0 V range (OPTIONAL: TTL output)
GENERAL
Weight: Including battery pack and 20 minute reel 6.8 Kg (less than 15 lbs.)
Record time:20 minutes with special 5.5 inch reels, in portable configuration. Can
use 9" reels for 1 hour capacity.
Battery capacity (record mode):1 hour
Tape speed (nominal):9.44 in/s
Video writing speed (nominal):842 in/s
Carrier frequencies:7.68 MHz blanking level 8.9 MHz peak white
Audio equalization:15 microseconds
Scanner run-up:Less than 2 seconds
TEMPRATURE & HUMIDITY
Temprature:- 10 to + 45 deg C operating
Humidity:10%-90% RH (non condensing)
POWER REQUIREMENTS
For AC operation (optional adapter):50/60 Hz single phase
105/115 Volts AC at 1.0 A nominal
210/230 Volts AC at 0.6 A nominal
For external DC operation:10-18 V, 40 W nominal, record mode
PHYSICAL DIMENSIONS
Height:13.7 cm (5.5 inches)
Width:44.2 cm (17.5 inches)
Depth:21.5 cm (8.5 inches)
(These specifications dated 6/88)
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