Planar IT-19C, Руководство по эксплуатации

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6) Reference card ....................................................................... 1 pc.;
7) Quick start guide .................................................................... 1 pc.;
8) Operating manual is available for download from http://www.planarchel.ru .
2.4 Specifications
Operating frequency range .......................................................................................... 5 to 1006 MHz
Frequency resolution ............................................................................................................... 125 kHz
Input parameters :
- input impedance within operating frequency range:……………………. 75 Ohm;
- input impedance for frequencies up to 50 Hz:……………… at least 200 kOhm.
Allowed resulting value of AC input voltage for frequencies over 5 MHz:...3 V.
Allowed resulting value of AC and DC input voltage for frequencies
under 100 Hz: …………………………………………………………………………………….. 150 V.
Measurement level range ............................................................................................ 30 to 120 dBμV
Measurement level resolution .................................................................................................... 0.1 dB
Level measurement accuracy at 23
0
C operation temperature ................................................ ±1.5 dB
Level measurement accuracy at rated operating temperature ................................................ ±2.0 dB
Level measurement channel passband ............................................................................. 230 ± 60 kHz
Frequency indication .......................................................................................................... 6 characters
Channel number indication ................................................................................................ 3 characters
Signal level indication......................................................................................................... 4 characters
Digital TV standards ........................................................................................ ITU-T J.83 ANNEX A/B/C
Modulation types ...................................................................................................... QAM 64, 128, 256
Symbol rate ................................................................................................................... 5.0 to 7.2 MSps
MER measurement range ................................................................................................... 28 to 40 dB
MER measurement resolution ..................................................................................................... 0.1 dB
MER measurement accuracy at the digital channel power value not less than 60 dBμV ......... ±2.0 dB
BER measurement range ....................................................................................... 4.0x10
-3
to 1.0x10
-9
Digital channel power limit, which provides quasi error-free decoding ................................ 45 dBμV
Automatic frequency adjustment in the digital channel parameters changing mode......... ±0.25 MHz
Warm-up time ....................................................................................................................... 2 minutes