Promax GV-198 Mode D'emploi page 33

TV generator GV-198
Chroma signal
Amplitude
Chroma pre-correction
DISPLAY
TEST PICTURES
Pattern charts available
1.- Colour bars
2.- Red pattern
3.- Green pattern
4.- Blue pattern
5.- Checkboard
6.- 100% white pattern
7.- Black pattern
8.- Grid
9.- Dots
RADIOFREQUENCY OUTPUT
Range
Tuning
Channel plans
Frequency indication
Output amplitude
Attenuator
Impedance
Connector
VIDEO MODULATION
Modulation type
Modulation index
SOUND MODULATION (MONO MULTISTANDARD)
Carrier
Carrier frequency
Sound / video carrier ratio
Modulation type
FM modulation
Pre-emphasis
01/2004
D'r = -1.9 (E'r – E'y)
D'r = -1.5 (E'b – E'y)
Bell filter
Digital, 16 characters, with backlight, with
memory indication, TV standard and sound
system, SCART commutation, channel and
frequency (5 digits). Attenuation level
From 37 to 865 MHz (synthesized)
By frequency: in 50 kHz steps
CCIR, OIRT and FCC
5 digits
85 dBµV ± 3 dB
50 dB (in 10 dB steps)
75 Ω
BNC
AM double side band
85%
ON / OFF selectable
4.5 MHz (M, N)
5.5 MHz (B, G, H)
6.0 MHz (I)
6.5 MHz (D, K, L)
13 dB
FM int. (1 kHz) (M, N, B, G, H, D, K, I)
AM int. (1 kHz) (L)
50 µs
(B, G, H, D, K, I)
75 µs
(M, N)
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