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Sound Rating: 6 / 10 # Owners: 1
Relaibility Rating: 7 / 10 Views: 438

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Technical Details

Brand: Grundig

Model:TK 248

Category:Mid High Fidelity

Application:Consumer

Electronics:Solid State

Equalization:NAB

Country of Manufacture:Germany

Release dates:1970 - 1974

Original Price: $158

Tracks:1/4 Rec/PB

Speeds: 3 3/4, 7 1/2

Max Reel Size("): 7"

Number of heads: 3

Dimension: 17 x 14 x 6½ " (430 x 360 x 165mm)

Head Composition: Permalloy

Head Configuration: Stereo

# Motors: 1

Auto Reverse?:No

Voltage(s): 110-120v, 220-240v

Frequency Response:( 3dB): 7½ ips: 40Hz - 16kHz 3¾ ips: 40Hz - 12.5kHz

Wow and Flutter:±0.15% at 7½ and ±0.2% at 3¾ ips

Signal-to-Noise Ratio:better than 50dB

Sound quality rating:6 / 10

Long-term reliability rating: 7/ 10

Weight: 27½ lb (12.5 kg)

Additional Details

Description

Top of the 1970 Grundig range for 1970, the TK 248 was solid state, 4-track stereo recorder, designed to meet DIN 45500 standards. The 248 Hi-Fi was a two-speed (7½ and 3¾ ips) machine allowing either vertical or horizontal operation and had a seven inch reel capacity. Three heads were incorporated into the design,
permitting echo and multi-play effects. Other features included automatic recording level and auto-stop. Audio output was 4 watts per channel into two 7 x 3¼ inch bass and two 5 x 3 inch treble internal speakers.
A user manual for this recorder is supplied on the Get Reel Vintage CD-ROM.

Additional Info

Year 1970
Price when new (in the UK) £158s
Heads Three
Motors One
Maximum reel size 7″
Tape speeds 7½ and 3¾ ips
Frequency response ( 3dB)
7½ ips: 40Hz – 16kHz
3¾ ips: 40Hz – 12.5kHz
Wow & flutter ±0.15% at 7½ and ±0.2% at 3¾ ips
Signal to noise ratio 50dB
Semi-conductors 17 silicon and 4 germanium transistors, 9 silicon and 4 Zener diodes,1 FET
Rewind speed 330 seconds for 2400 ft tape on 7″ reel
Audio output power 2 x 4 watts into 4 ohms
Inputs microphone: 100mV / 100K-ohm; radio: 100mV / 33K-ohm;phono: 50 – 5000mV /1.5 M-ohm
Outputs line: 500mV / 27 kohm
Speaker(s) two 7 x 3¼ ” bass and two 5 x 3″ treble internal speakers
Dimensions 17 x 14 x 6½ ” (430 x 360 x 165mm)
Weight 27½ lb (12.5 kg)

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