Apparecchiature informatiche

Grundig T9000 Sintonizzatore
Produttore:
Grundig
Modello: T9000
Data: 1987
Categoria: Audio, Video, TV, Multimedia
Gruppo: Sintonizzatore
Descrizione:
Informazioni:

Technical Specification Waveband Coverage VHF/FM 87,5...108 MHz AM (MW) 522... 1620 kHz FM Sensitiflty (75 ft, 40 kHz deviation) FM Mono: £0,6 jaV (narrow bandwidth) FM Stereo: £ 24 jiV FM Limiting £0,5 |iV for -1 dB Stereo Switch-over Threshold Stereo on/off: 4/2,8 ^iV at 98 MHz into 75 ft Muting Threshold Muting on/off: 3,2/2,8 |aV at 98 MHz into 75 ft FM Station Search Threshold Adjustable: 10 fiV min./300 max. (into 75 ft) FM Signal-to-Nolse Ratio (Unweighted) In the range 22,5 Hz...15000 Hz, 40 kHz deviation, 1 mV into 75 ft. Rms value (without AGC): Mono > 75 dB; Stereo > 74 dB FM Signal-to-Nolse Ratio (Weighted) Measured at 1 mV into 75 ft, 40 kHz deviation. Rms value to curve "A"(without AGC): Mono > 79 dB; Stereo > 76 dB. Frequency Response on VHF (FM) 10 Hz -16,8 kHz: £ 3 dB; 30 Hz -15 kHz: £ 1 dB Distortion Factors Measured according to DIN 45500 with 1 mV into 75 ft Mono, 1 kHz,40/75 kHz diviation: £0,05/0,1 % Stereo, 1 kHz, Lor R, with 40/75 kHz deviation: £0,1/0,2% Dynamic Selectivity > 65 dB (normal bandwidth); > 83 dB (narrow bandwidth) (± 300 kHz, referred to 40 kHz deviation, - 30 dB noise) FM Crosstalk 1 mV aerial voltage, 47,5 kHz total deviation: 1 kHz > 44 dB, measured selectively Output Voltages (input signal of 1 mV, 1 kHz, 40 kHz deviation) Adjustable AF output (on the rear): Adjusting range: approx. 0,2 V -1,7 V (with'centre stop position at 850 mV ± 2 dB) Fixed level output (on the front of the unit): approx. 1,7 V ± 2 dB TV Multimedia">Headphone output (adjustable): 4 V/120 ft

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Tipo manuale: Manuale di servizio Grundig-6798-Manual-Page-1-Picture
Pagine: 38
Dimensioni: 27.74 Mbytes (29082271 Bytes)
Lingua: Inglese
Revisione:
Manuale-ID/numero:
Data:
Qualità: Documento scansionato, la lettura in parte male, non in parte leggibile.
Data di aggiunta:
MD5: cc3157e1233b96e906fead57191eeb4b
Downloads: 1138 dal 25 maggio 2015
Informazioni:

Contents 1 Technical Specification 2 General Notes 3-4 Disassembly Instructions 5-8 Spare Parts List 9 Instruction notes Circuit Discription: 10-11 - RDS Data 11 - Mains part 11-12 - + 15 V Mains Part 12 - The negative Voltages 12 - Heating for the Display 12 - Suppression of the flashing during the switching-off 13 - 31V Mains part 13,15 - Synthesizer 14 - Alignment of the reference box 14 - Service (Testmode) 16 - Signal path 16 - Mixer 16,18 - IF TV Multimedia">Amplifier 16,17 - AGC (Automatic gain control) 18 - Bandwidth switching 19 - PUL Demodulator 19 - Self seek evaluation and field strength indication 19,20 - FM Alignment 20 - AGC Alignment 20 - AM Alignment 20 - Adjustment of the field strength indication 21 - RDS demodulator and alignment 22 - PLL Stereo decoder and alignment 22 - Calibrating tone generator and alignment 22.23 - Computer panel 23.24 - Display 24 - Alignment of the FM fieldstrength indication 25 Alignment layout 26 Connecting diagram of the display 27,28 Discription of symbols 29-32 Printed circuit boards 33-44 Connecting diagram

Grundig-6798-Manual-Page-1-Picture


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