Equivalent Envelope Delay
NTSC/M (referenced to FCC standard curve)
0.2 to 2.1 MHz:
+40 nS
+3.58 MHz:
+30 nS
+4.18 MHz:
+60 nS
B/PAL and B/SECAM:
Complies with CCIR report 624, Figure 3, curve A or B.
2T Pulse K-Factor
M/NTSC:
1.5% maximum
B/PAL and B/SECAM:
2% maximum
20T Pulse Gain/Delay Response (measured as total baseline distortion)
M/NTSC:
3% maximum
B/PAL and B/SECAM:
5% maximum
Signal-to-Noise:
-55 dB RMS or better. Total random and periodic noise unweighted,
relative to peak sync.
Variation of Output:
2% or less. Total peak-to-peak variation of peak sync voltage during
one field, using a field square wave test signal.
Regulation of Output Power:
3% or less. Variation of peak output power with a change in average pic-
ture level from black to white (0% to 100%).
Harmonic Radiation:
-70 dB RMS, relative to peak sync power.
2. Aural Specifications
Power Output:
10% of peak-sync visual output power standard.
20% optional on 15, 30, 45, and 60 kW models.
Measured at output of optional notch or hybrid diplexer.
RF Output
Impedance:
50 Ohms
Connector
1-10 kW models:
Type N, female
15-30 kW models:
1
5
/
8
“ EIA
10% aural HT45LS and HT60LS:
1
5
/
8
“ EIA
All other 45, 60 kW models:
3
1
/
8
“ EIA
Audio Performance, Inputs
1. Monaural
(Performance based on +25 kHz peak deviation, 75 uS pre-emphasis.
Measurements taken after de-emphasis.)
Level:
0 to +16 dBm, adjustable.
Impedance:
600 Ohms, balanced.
Pre-emphasis:
Choice of flat, 50uS, 75uS.
Frequency Response
30 Hz to 15 kHz: +0.5 dB.
Harmonic Distortion
30 Hz to 15 kHz: 0.2% or less.
FM Signal-to-Noise
60 dB RMS or better.
AM Signal-to-Noise
55 dB or better. Relative to 100% amplitude modulation.
AM Synchronous Noise
40 dB or better. Relative to 100% amplitude modulation; measured be-
fore optional diplexer.
2. Wideband (stereo)
(Performance based on +75 kHz peak deviation, 75 uS pre-emphasis.
Measurements taken after de-emphasis, measured before optional
diplexer.)
Level:
1 volt RMS nominal.
Impedance:
75 Ohms, unbalanced.
Response
50 Hz - 50 kHz: +0.1 dB.
50 Hz - 110 kHz: +0.5 dB.
FM Signal-to-Noise:
70 dB RMS or better.
Table 1-1. Specifications (Continued)
1-8
888-2365-001
WARNING: Disconnect primary power prior to servicing.
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