Difference between revisions of "Grundig TK 747"
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− | == | + | == Data == |
− | {{ | + | {{navigation}} |
− | ''' | + | '''General''' |
− | * | + | * Manufacturer: [[Grundig]] AG, Fürth, Germany |
− | * | + | * Model: TK 747 Hifi |
− | * | + | * Type: Tape case |
− | * | + | * Years of manufacture: 1975 - 1977 |
− | * | + | * Manufactured in: Fürth, Germany |
− | * | + | * Color: Black |
− | * | + | * Remote control: footswitch 255 for start/stop |
− | * | + | * Power supply |
− | ** TK 747: 110 V, 220 V AC, | + | ** TK 747: 110 V, 220 V AC, 50 Hz |
− | ** TK 747 U: 110 V, 120 V, 220 V, 240 V, AC, | + | ** TK 747 U: 110 V, 120 V, 220 V, 240 V, AC, 50 Hz/ 60 Hz |
− | * | + | * Power consumption: 55 watts |
− | * | + | * Dimensions: 500 x 152 x 310 mm (WHT) |
− | * | + | * Weight: 12,0 kg |
− | * | + | * Original price approx.: 950 DM |
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− | ''' | + | '''Connections''' |
− | * | + | * Number of outputs: |
− | * | + | ** DIN: 2 x amplifier (combined with input radio) 800 mV at 20 kΩ. |
− | * | + | ** DIN: 2 x loudspeakers each 7 W at 4 Ω (music power). |
− | * | + | ** DIN: 1 x headphone (cube plug) 2 V at 100 Ω. |
+ | * Number of inputs: | ||
+ | ** DIN: 2 x Micro 1 - 100 mV at 100 kΩ. | ||
+ | ** DIN: 2 radio 3 - 300 mV at 30 kΩ | ||
+ | ** DIN: 2 x Phono100 - 10,000 mV at 1 MΩ | ||
+ | '''Technical Data''' | ||
+ | * max. coil diameter: 18 cm | ||
+ | * drive: 1 motor, belt drive | ||
+ | * Heads: 3, 1 x record, 1 x playback, 1 x erase. | ||
+ | * Tracks: 4 (quarter track) | ||
+ | * Tape speeds | ||
+ | ** 4.75 cm/ s, 9.5 cm/ s, 19 cm/ s | ||
+ | * Slip: | ||
+ | * Synchronous fluctuations: | ||
+ | * Pitch variations: | ||
+ | ** 4.75 cm/ s ≤ ± 0.2 %. | ||
+ | ** 9.5 cm/ s ≤ ± 0.12 %. | ||
+ | ** 19 cm/ s ≤ ± 0.07 %. | ||
+ | * Overall frequency response: | ||
+ | ** 4.75 cm/ s: 30 Hz - 8,000 Hz. | ||
+ | ** 9.5 cm/ s: 30 Hz - 15,000 Hz | ||
+ | ** 19 cm/ s: 30 Hz - 18,000 Hz | ||
+ | * Signal-to-noise ratio: | ||
+ | * Extraneous voltage spacing: | ||
+ | * Noise-to-noise ratio: | ||
+ | ** 4.75 cm/ s: > 57 dB | ||
+ | ** 9.5 cm/ s: > 60 dB | ||
+ | 19 cm/ s: > 62 dB | ||
+ | * Distortion factor: | ||
+ | * Equalization: | ||
+ | * Crosstalk attenuation: | ||
+ | * Cancellation attenuation: | ||
+ | * Premagnetization and cancellation frequency: | ||
+ | * Transistors. | ||
+ | 29 silicon, 4 germanium, 1 field effect transistor | ||
+ | * Diodes | ||
+ | ** 20 silicon, 1 germanium diode, 1 rectifier | ||
+ | * Fuses | ||
+ | ** 5 x 20 mm; 2 x 1 A slow blow; 1 x 0.8 A slow blow | ||
+ | * Total playing time with a full coil 18 cm ø with mono | ||
+ | **Long playing tape | ||
+ | *** 4.75 cm/ s ∼ 12 hours, 9.5 cm/s ∼ 6 hours, 19 cm/s ∼ 3 hours | ||
+ | **640 m duoband | ||
+ | *** 4.75 cm/ s ∼ 14 hours, 9.5 cm/s ∼ 7 hours, 19 cm/s ∼ 3.5 hours | ||
+ | **730 m duoband | ||
+ | *** 4.75 cm/ s ∼ 16 hours, 9.5 cm/s ∼ 8 hours, 19 cm/s ∼ 4 hours | ||
+ | * Rewind time | ||
+ | ** approx. 255 sec. for duoband 730 m on reel 18 | ||
+ | * Automatics | ||
+ | ** Leveling and switching off at the end of the tape | ||
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− | * | + | '''Special Features''' |
− | * | + | * Horizontal/vertical operation, "keyholes" for hanging on the wall. |
− | * Sonodia 272 a in | + | * Tape tension control |
− | * | + | * Integrated stereo amplifier with two speakers |
− | * | + | * Smoked glass hood |
− | ** GCMS 332 | + | |
− | * | + | |
− | ** GCM 319 | + | '''Accessories''' |
− | ** GDM 308 | + | * Remote control: footswitch 225 for start/stop during recording/playback |
+ | * Retrofit kit 137: Socket "Dia Slide", connection of a control unit for slide/slide film projection | ||
+ | * Sonodia 272 a in combination with retrofit kit 137 to control the projector when dubbing slide series | ||
+ | * Retrofit kit 132 to convert the unit to 60 Hz | ||
+ | * Stereo microphone | ||
+ | ** GCMS 332 stereo condenser microphone | ||
+ | * Mono microphones | ||
+ | ** GCM 319 Condenser Microphone | ||
+ | ** GDM 308 Dynamic switch microphone for start/stop remote control during recording/playback | ||
** GDM 314 | ** GDM 314 | ||
− | * | + | * Windscreen 404 for mono microphones when talking close-up |
− | * | + | * Microphone extension cable |
− | ** | + | ** Type 267 with intermediate transformer, 10 m long |
− | ** | + | ** Type 268 without intermediate transformer, 10 m long |
− | ** | + | ** Type 274 for GDSM 331, 10 m long |
− | ** | + | ** Type 291 for GCM 319 and GCMS 332, 10 m long |
− | * | + | * Stereo mixer 422 |
+ | |||
+ | |||
+ | == Remarks == | ||
+ | * Other models of the same series: | ||
+ | * [[Grundig TK 547]] | ||
+ | * [[Grundig TK 747]] | ||
+ | * [[Grundig TK 847]] | ||
+ | * [[Grundig TK 850 FM]] | ||
+ | * [[Grundig TS 1000]] | ||
+ | |||
+ | |||
+ | == Pictures == | ||
+ | * Extract from brochure: Grundig TK 747 | ||
+ | [[File:Grundig TK-747-Prospekt-1.jpg]] | ||
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− | == | + | == Reports == |
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== Links == | == Links == | ||
− | [[ | + | |
+ | [[Category:Tape machines]] |
Latest revision as of 05:20, 28 April 2019
Data[edit]
General
- Manufacturer: Grundig AG, Fürth, Germany
- Model: TK 747 Hifi
- Type: Tape case
- Years of manufacture: 1975 - 1977
- Manufactured in: Fürth, Germany
- Color: Black
- Remote control: footswitch 255 for start/stop
- Power supply
- TK 747: 110 V, 220 V AC, 50 Hz
- TK 747 U: 110 V, 120 V, 220 V, 240 V, AC, 50 Hz/ 60 Hz
- Power consumption: 55 watts
- Dimensions: 500 x 152 x 310 mm (WHT)
- Weight: 12,0 kg
- Original price approx.: 950 DM
Connections
- Number of outputs:
- DIN: 2 x amplifier (combined with input radio) 800 mV at 20 kΩ.
- DIN: 2 x loudspeakers each 7 W at 4 Ω (music power).
- DIN: 1 x headphone (cube plug) 2 V at 100 Ω.
- Number of inputs:
- DIN: 2 x Micro 1 - 100 mV at 100 kΩ.
- DIN: 2 radio 3 - 300 mV at 30 kΩ
- DIN: 2 x Phono100 - 10,000 mV at 1 MΩ
Technical Data
- max. coil diameter: 18 cm
- drive: 1 motor, belt drive
- Heads: 3, 1 x record, 1 x playback, 1 x erase.
- Tracks: 4 (quarter track)
- Tape speeds
- 4.75 cm/ s, 9.5 cm/ s, 19 cm/ s
- Slip:
- Synchronous fluctuations:
- Pitch variations:
- 4.75 cm/ s ≤ ± 0.2 %.
- 9.5 cm/ s ≤ ± 0.12 %.
- 19 cm/ s ≤ ± 0.07 %.
- Overall frequency response:
- 4.75 cm/ s: 30 Hz - 8,000 Hz.
- 9.5 cm/ s: 30 Hz - 15,000 Hz
- 19 cm/ s: 30 Hz - 18,000 Hz
- Signal-to-noise ratio:
- Extraneous voltage spacing:
- Noise-to-noise ratio:
- 4.75 cm/ s: > 57 dB
- 9.5 cm/ s: > 60 dB
19 cm/ s: > 62 dB
- Distortion factor:
- Equalization:
- Crosstalk attenuation:
- Cancellation attenuation:
- Premagnetization and cancellation frequency:
- Transistors.
29 silicon, 4 germanium, 1 field effect transistor
- Diodes
- 20 silicon, 1 germanium diode, 1 rectifier
- Fuses
- 5 x 20 mm; 2 x 1 A slow blow; 1 x 0.8 A slow blow
- Total playing time with a full coil 18 cm ø with mono
- Long playing tape
- 4.75 cm/ s ∼ 12 hours, 9.5 cm/s ∼ 6 hours, 19 cm/s ∼ 3 hours
- 640 m duoband
- 4.75 cm/ s ∼ 14 hours, 9.5 cm/s ∼ 7 hours, 19 cm/s ∼ 3.5 hours
- 730 m duoband
- 4.75 cm/ s ∼ 16 hours, 9.5 cm/s ∼ 8 hours, 19 cm/s ∼ 4 hours
- Long playing tape
- Rewind time
- approx. 255 sec. for duoband 730 m on reel 18
- Automatics
- Leveling and switching off at the end of the tape
Special Features
- Horizontal/vertical operation, "keyholes" for hanging on the wall.
- Tape tension control
- Integrated stereo amplifier with two speakers
- Smoked glass hood
Accessories
- Remote control: footswitch 225 for start/stop during recording/playback
- Retrofit kit 137: Socket "Dia Slide", connection of a control unit for slide/slide film projection
- Sonodia 272 a in combination with retrofit kit 137 to control the projector when dubbing slide series
- Retrofit kit 132 to convert the unit to 60 Hz
- Stereo microphone
- GCMS 332 stereo condenser microphone
- Mono microphones
- GCM 319 Condenser Microphone
- GDM 308 Dynamic switch microphone for start/stop remote control during recording/playback
- GDM 314
- Windscreen 404 for mono microphones when talking close-up
- Microphone extension cable
- Type 267 with intermediate transformer, 10 m long
- Type 268 without intermediate transformer, 10 m long
- Type 274 for GDSM 331, 10 m long
- Type 291 for GCM 319 and GCMS 332, 10 m long
- Stereo mixer 422
Remarks[edit]
- Other models of the same series:
- Grundig TK 547
- Grundig TK 747
- Grundig TK 847
- Grundig TK 850 FM
- Grundig TS 1000
Pictures[edit]
- Extract from brochure: Grundig TK 747