Tektronix 1910 - Page 23

Table 1-4 (cont)
Specification-1910 Operators
Performance Supplemental
Perl. Ck.
Characteristics
Requirements Information Step. No.
Frequencies
500 kHz
Digitally determined from
1.0 MHz
14.3 MHz.
2.0
MHz
3.0 MHz
3.58 MHz
4.2 MHz
Packets Rise
The packets are envelope
Time
shaped as indicated.
500 kHz, 140
ns ± 14 ns
1 MHz
Remaining 400
ns ±40 ns
Packets
Harmonic Content 40
dB down
Modulated Pedestal
Pedestal
i
Amplitude
50 IRE ± 0.5 IRE
Rise Time
250 ns
±25 ns
Tilt 0.5%
or less
Chrominance
Amplitude
20 IRE
20.01 IRE ± 0.5 IRE
40 IRE
40.02 IRE ± 0.5 IRE
80 IRE
80.04 IRE ± 0.6 IRE
Phase
Relative
to Burst
90
0
±0.5°
Relative to the
00 ±O.3°
Other Two Levels
Harmonic At least 40 dB down
Distortion
Rise Time 400 ns
±40 ns
Line Timing See Fig. 1-6C.
1-21