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Sound Rating: 5 / 10 # Owners: 1
Relaibility Rating: 5 / 10 Views: 240

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Technical Details

Brand: Grundig

Model:TK 28

Category:Mainstream

Application:Consumer

Electronic:Tube

Country of Manufacture:Germany

Release dates:1963-1963

Tracks:

Speeds: 1 7/8, 3 3/4

Max Reel Size("): 7"

Number of heads: 2

Head Composition: Permalloy

Head Configuration: Mono - Full Track

# Motors:

Voltage(s): 220-240v

Frequency Response:(+ 3, -5 dB): 60Hz - 15kHz at 3¾ ips. 60Hz - 8kHz at 1 ips

Wow and Flutter:less than 0.25 % at 3¾ ips. less than 0.4% at 1 ips

Signal-to-Noise Ratio:better than 45 db

Sound quality rating:5 / 10

Long-term reliability rating: 5 / 10

Additional Details

Description

The TK 28 was from the same family as the TK20 and TK24.
Features included easy front-panel switching of speeds, 3-digit resettable tape position indicator, Trick recording (sound-on-sound), mixing of inputs, dual-track playback, push-pull 2.5-watt EL95 output, 5.9″ ( 15 cm) reel capacity and EM 84 magic ribbon record modulation indicator.

Not produced for the US or UK export market, price when new in Germany was 561 DM.

Additional Info

Bias frequency: 75kHz / Valve complement: EF86 x 2. ECC81 x 2. EM84. EL95 x 2 selenium rectifier / Audio output power: 2½ watts / Inputs: microphone (2mV / 500KΩ) diode (8.5mv / 44KΩ) radio (80mv / 1MΩ / Outputs: external speaker 3-7Ω external amplifier (high impedance output, 700 mV / 10 KΩ / Speaker(s): 1 x high flux permanent magnet moving coil 3¾ x 5½" / Dimensions: 14 x 13.2 x 7.3 inches (355 x 335 x 185 mm) / Weight: 25.3 lbs (11.36 kg) / quarter-track stereo

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