Allgemeiner Teil; General Section; Technische Daten; Technical Data - Grundig M 28-C Servicehandbuch

M 18-C ... M 48-DC

Allgemeiner Teil

Meßgeräte / Meßmittel
Meß-/Wobbelsender
Oszilloskop
NF-Voltmeter
Testkassette 448A Sach-Nr.: 35079-023.00
Beachten Sie bitte das GRUNDIG Meßtechnik-Programm, das Sie
unter folgender Adresse erhalten:
GRUNDIG Instruments
Test- und Meßsysteme GmbH
Würzburger Str. 150, D-90766 Fürth/Bay
Tel. 0911/703-4118, Fax 0911/703-4130
Dolby Pro Logic hergestellt unter Lizenz von Dolby Laboratories
Licensing Corporation.
DOLBY, das Doppel-D-Symbol d und 'PRO LOGIC' sind Warenzei-
chen der Dolby Laboratories Licensing Corporation.

Technische Daten

Verstärker
M 18-C:
Musikleistung .............................................................. 2 x 30W
Sinusleistung .............................................................. 2 x 20W
M 28-C:
Musikleistung .............................................................. 2 x 60W
Sinusleistung .............................................................. 2 x 40W
M 38-C:
Musikleistung ............................................................ 2 x 100W
Sinusleistung .............................................................. 2 x 70W
M 48-DC:
Ausgangsleistung links und rechts
Musikleistung ........................................................ 2 x 90W
Sinusleistung ......................................................... 2 x 50W
Ausgangsleistung DPL-Modus
Sinusleistung Mitte und Hinten 10% dist., 1kHz .......... 25W
Bandbreite der Ausgangsleistung .......................... 40 - 20.000Hz
Frequenzgang ........................................................ 40 - 20.000Hz
Störabstand ....................................................................... ≥ 75dB
Eingangsempfindlichkeit Aux ............................................ 400mV
Lautsprecher M 18-C, M 28-C, M 38-C .................................... 3Ω
Lautsprecher M 48-DC .......................................................... ≥ 6Ω
Kopfhörer (ø 3,5mm) ................................................ 32Ω - 1000Ω
Tuner
FM-Bereich (UKW) ................................................ 87,5 - 108MHz
MW-Bereich, 9-kHz-Raster ................................... 531 - 1602kHz
LW-Bereich ............................................................. 153 - 279kHz
Empfindlichkeit an 75Ω
UKW-Mono, 26dB Störabstand ...................................... 2,8µV
UKW-Stereo, 46dB Störabstand .................................. 41,2µV
CD-Spieler
Frequenzbereich ................................................... 20 – 20.000Hz
Störabstand ....................................................................... ≥ 86dB
Klirrfaktor ......................................................................... < 0,05%
Cassettendeck
Frequenzbereich
CrO2-Cassette (Typ II) .......................... 80 - 12.500Hz (±8dB)
Störabstand (ohne Dolby NR)
CrO2-Cassette (Typ II) ................................................. ≥ 55dB
Störabstand (mit Dolby NR)
CrO2-Cassette (Typ II) ................................................. ≥ 65dB
Gleichlaufschwankungen ........................................... ≤ 0,4% DIN
Gehäuse
Material/Oberfläche ..................................... Polystyrol und Metall
Abmessungen (B x H x T) ............................. 265 x 310 x 360mm
Gewicht mit Lautsprechern:
M 18-C: ................................................................... ca. 12,5kg
M 28-C: ...................................................................... ca. 14kg
M 38-C: ................................................................... ca. 15,5kg
M 48-DC: .................................................................... ca. 19kg
GRUNDIG Service
Frequenzzähler
DC-Voltmeter
NF-Generator

General Section

Test Equipment / Aids
Standard/sweep signal generator
Oscilloscope
AF voltmeter
Test cassette 448A Part No.: 35079-023.00
Please note the Grundig Catalog "Test and Measuring Equipment"
obtainable from:
GRUNDIG Instruments
Test- und Meßsysteme GmbH
Würzburger Str. 150, D-90766 Fürth/Bay
Tel. 0911/703-4118, Fax 0911/703-4130
Dolby Pro Logic manufactured under license from Dolby Laboratories
Licensing Corporation.
DOLBY, the double-D symbol d and 'PRO LOGIC' are trademarks of
Dolby Laboratories Licensing Corporation.

Technical Data

Amplifier
M 18-C:
Music power ............................................................... 2 x 30W
Nominal power ........................................................... 2 x 20W
M 28-C:
Music power ............................................................... 2 x 60W
Nominal power ........................................................... 2 x 40W
M 38-C:
Music power ............................................................. 2 x 100W
Nominal power ........................................................... 2 x 70W
M 48-DC:
Output power left and right
Music power ........................................................... 2 x 90W
Nominal power ........................................................ 2 x 50W
Output power DPL mode
Center and Rear nominal 10% dist., 1kHz ................... 25W
Power band width ................................................... 40 - 20,000Hz
Frequency response .............................................. 40 - 20,000Hz
Signal-to-noise ratio .......................................................... ≥ 75dB
Input sensitivity Aux .......................................................... 400mV
Speakers M 18-C, M 28-C, M 38-C .......................................... 3Ω
Speakers M 48-DC ................................................................ ≥ 6Ω
Headphones (ø 3.5mm) ........................................... 32Ω - 1000Ω
Tuner
FM wave range ..................................................... 87.5 - 108MHz
MW wave range, 9kHz Grid .................................. 531 - 1602kHz
LW wave range ....................................................... 153 - 279kHz
Sensitivity at 75Ω
26dB S/N, FM mono ....................................................... 2.8µV
46dB S/N, FM Stereo ................................................... 41.2µV
CD player
Frequency range ................................................... 20 – 20,000Hz
Signal-to-noise .................................................................. ≥ 86dB
Total harmonic distortion ................................................. < 0.05%
Cassette deck
Frequency range
CrO2 tape (type II) ................................. 80 - 12,500Hz (±8dB)
Signal-to-noise ratio (without Dolby NR)
CrO2 tape (type II) ........................................................ ≥ 55dB
Signal-to-noise ratio (with Dolby NR)
CrO2 tape (type II) ........................................................ ≥ 65dB
Wow and flutter .......................................................... ≤ 0.4% DIN
Cabinet
Material/finish ............................................ Metal and polystyrene
Dimensions (w x h x d) .................................. 265 x 310 x 360mm
Weight with speakers:
M 18-C: ............................................................ approx. 12.5kg
M 28-C: ............................................................... approx. 14kg
M 38-C: ............................................................ approx. 15.5kg
M 48-DC: ............................................................. approx. 19kg
Allgemeiner Teil / General Section
Frequency counter
DC voltmeter
AF generator
1 - 3