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EM_550_G2.book Seite 68 Donnerstag, 27. November 2003 1:33 13
Specifications
RF characteristics |
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Modulation |
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| wideband FM | |
Frequency ranges |
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| 8 channel banks with up to 20 | |
Receiving frequencies |
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| 1 channel bank with up to 20 freely selectable channels | ||
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| (1,440 frequencies, tunable in steps of 25 kHz) | |
Switching bandwidth |
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| 36 MHz |
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Nominal/peak deviation |
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| ±24 kHz / ±48 kHz | |||
Frequency stability |
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| ≤ ±15 ppm |
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Receiver principle |
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| true diversity | ||
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Sensitivity (with HDX, peak deviation) |
| typ. 1.5 µV at 52 dBArms S/N ratio | |||
Adjacent channel rejection |
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| ≥ 70 dB |
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Intermodulation attenuation |
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| ≥ 70 dB |
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Blocking |
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| ≥ 80 dB |
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| 4 steps: | Off |
Squelch |
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| Low: 5 dBµV |
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| Mid: 15 dBµV | |
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| High: 25 dBµV |
Pilot tone squelch |
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| can be switched off | ||
Antenna inputs |
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| 2 BNC sockets (50 Ω) | ||
Cascading outputs |
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| 2 BNC sockets (50 Ω) | |||
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| gain: 0 dB ±2 dB (related to antenna inputs) | |
AF characteristics |
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Noise reduction system |
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| Sennheiser HDX | |||
EQ presets (switchable, effect the line and |
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monitor outputs): |
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Preset 1: “Flat“ | AF frequency response |
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Preset 2: “Low Cut“ |
| Cut |
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| approx. | |||
Preset 3: “HiBoost“ |
| Boost |
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| approx. +6 dB at 10,000 Hz | |||
Preset 4: “Low Cut & Hi Boost“ | Cut |
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| approx. | ||||
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| Boost |
| approx.+6 dB at 10,000 Hz | |
S/N ratio (at 1 mV and peak deviation) |
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| ≥ 115 dB(A) (AF OUT) | ||||
THD (at nominal deviation and 1 kHz) |
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| ≤ 0.9 % |
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AF output voltage |
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| +18 dBu to | ||
(at peak deviation 1 kHzAF) |
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| (transformer balanced) | ||
AF outputs |
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| 2 | |
Overall unit |
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Temperature range |
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Power supply |
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Mains connector |
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Booster supply voltage |
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| 11 V DC, cannot be switched off | |||
Max. booster current |
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| ≤ 150 mA (limited per antenna socket) | |||
Power consumption |
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| 40 VA |
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Dimensions [mm] |
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| 436 x 215 x 43 | |||
Weight |
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| approx. 3,500 g | |||
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