Tektronix VITS100 VITS100 NTSC VITS Inserter Instruction Manual 35, Table 38: NTC7 Combination characteristics

Specifications
VITS100 NTSC VITS Inserter Instruction Manual 3–5
Table 3–8: NTC7 Combination characteristics
Characteristic Information
Timing See Figure 3–8
White Reference Bar
Amplitude 100 IRE ±0.7 IRE
Rise Time 250 ns ±25 ns
Multiburst Packets
Amplitude 50 IRE ±0.5 IRE p-p
Average Level 50 IRE ±0.5 IRE
Frequencies 500 kHz, 1.0 MHz, 2.0 MHz, 3.0MHz, 3.58 MHz, 4.2 MHz
Packet Rise Time
500 kHz and 1.0 MHz 140 ns typical (sin2 shaped packets)
Other Frequencies 400 ns typical (sin2 shaped packets)
Modulated Pedestal
Pedestal
Amplitude 50 IRE ±0.5 IRE
Rise Time 250 ns ±25 ns
Chrominance
Amplitude
20 IRE 20.01 IRE ±0.5 IRE
40 IRE 40.02 IRE ±0.5 IRE
80 IRE 80.04 IRE± .5 IRE
Phase relative to burst 90° ±0.5°
Rise Time 400 ns ±40 ns