Grundig RRCD 3720 DEC, User Manual

ENGLISH

32 

Power supply

Mains operation: 

230 V~, 50/60 Hz

Battery operation:  

6 x 1.5 V  

(LR20/AM1/D size)

Max. power consumption

Operation:  

22 W

Standby:  

< 1 W

Output 

DIN 45324, 10% THD
Audio power:  

2 x 4 W

Sine wave power:  

2 x 2 W

Stereo headphone jack:  3.5 mm 

Radio unit Frequency bands

FM 87.5 ...108.0 MHz
MW 522 ... 1,620 kHz

CD unit

Frequency response:   20 Hz ... 20 kHz
Noise voltage ratio:  

≥ 65 dB

MP3

Playback formats:  

 MP3 (MPEG1/2/3 

layer3), WMA

Maximum number  

of folders: 

256

Maximum number  

of tracks: 

999

File System: 

 ISO 9660, Joliet, Romeo

Tape unit

Sound recording 

medium:  

 Compact cassette ac-

cording to DIN 45516 

Track position:  

 International quarter-

track

Tape speed: 

4.76 cm/sec.

Motor:  

DC motor

Frequency range: 

125 Hz ... 10 kHz

Noise voltage ratio:  

≥ 45 dB

Speed fluctuation:  

≤ 0.35%

Dimensions and weight

W x H x L:  

420 x 280 x 166 mm 

Weight: 

3.2 kg

Cleaning the tape drive

To  guarantee  good 

recording  and  play-

back quality, the parts 

shown (1, 2, 3) should 

be  cleaned  after  eve-

ry 50 hours of use, or 

once a month.

Open  the  tape  compartment,  moisten  a  cotton 

swab with alcohol or a special head-cleaning flu-

id and clean the idler (3), the capstan (2) and the 

magnetic heads (1). Close the tape compartment. 

You can also play a cleaning cassette to clean the 

magnetic heads (1).

Environmental note

This  product  has  been  made 

from high-quality parts and ma-

terials which can be re-used and 

recycled.
Therefore,  do  not  throw  the 

product away with normal household waste at the 

end of its service life. Take it to a collection point 

for recycling electrical and electronic devices. This 

is indicated by this symbol on the product, in the 

operating manual and on the packaging.
Please find out about collection points operated 

by your local authority.
Help  protect  the  environment  by  recycling  used 

products.

Technical data

This device is noise-suppressed 

according to the applicable EU 

directives.

This product fulfils the European directives 

2004/108/EC, 2006/95/EC, 2009/125/ EC 

and 2011/65/EU.
Never open the device casing. The manufacturer 

will not accept any liability for damage resulting 

from improper handling.
The type plate is located on the bottom of the de-

vice.

INFORMATION

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Technical and design modifications reserved.