Difference between revisions of "Kenwood KR-7340"
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− | == | + | == Data == |
− | {{ | + | {{navigation}} |
− | ''' | + | '''General''' |
− | * | + | * Manufacturer: [[Kenwood]] |
− | * | + | * Model: KR-7340 |
− | * | + | Type: Quadraphonic Receiver |
− | * | + | * Years of manufacture: 1973 - 1975 |
− | * | + | * Made in: Japan |
− | * | + | * Color: Silver |
− | * | + | * Remote control: no, insert KCD-2 optional |
− | * | + | * Power consumption: 400 W (full output), 38 W (no signal) |
− | * | + | * Dimensions (WxHxD): 534 x 162 x 360 mm |
− | * | + | * Weight: 18,7 kg |
+ | * Original price approx.: 2'100 DM | ||
− | ''' | + | '''Connections''' |
− | * | + | * Number of inputs: |
− | ** Phono 1: | + | ** Phono 1: 1.5 mV / 150 kOhm (max. 100 mV). |
− | ** Phono 2: | + | ** Phono 2 with CD-4: 1.5 mV / 150 kOhm |
− | ** | + | ** Microphone: 2 mV / 15 kOhm |
− | ** AUX: 150 mV / | + | ** AUX: 150 mV / 150 kOhm |
− | ** Tape Play: | + | ** Tape Play 1 & 2: |
− | *** Cinch: 150 mV / | + | *** Cinch: 150 mV / 150 kOhm |
− | *** DIN: 150 mV / | + | *** DIN: 150 mV / 150 kOhm |
− | ** | + | ** Antenna FM (75 Ohm Unbalanced / 300 Ohm Balanced), AM |
− | * | + | * Number of outputs: |
− | ** Tape Rec: | + | ** Tape Rec 1 & 2: |
*** Cinch: 150 mV / 100 Ohm | *** Cinch: 150 mV / 100 Ohm | ||
− | + | DIN: 40 mV / 50 Ohm | |
− | ** | + | ** Headphones Front / Rear: 2 x 6.3 mm jack plug |
− | ** 2 | + | ** 2 pairs each of front and rear speakers |
− | ''' | + | '''Technical Data Tuner Part''' |
− | * | + | * Reception: FM, MW |
− | * | + | * Frequencies: |
− | ** | + | ** FM: 87.5 - 108 MHz |
− | + | MW: 525 - 1605 kHz | |
− | * | + | * Frequency response: 20 - 15,000 Hz (± 1.2 dB, FM) |
− | * | + | * Input sensitivity: |
− | ** | + | ** FM: 1.9 µV (IHF) |
− | + | MW: 19 µV | |
− | + | Distortion factor: | |
− | ** | + | ** FM: 0.5% (mono), 0.8% (stereo). |
− | * | + | * Signal-to-noise ratio: |
− | ** | + | ** FM: 63 dB (stereo) |
+ | MW: 45 dB | ||
+ | * Channel separation: | ||
+ | ** FM: 40 dB (at 1 kHz) | ||
+ | * Selectivity: (IHF) | ||
+ | ** FM: 50 dB | ||
** MW: 45 dB | ** MW: 45 dB | ||
− | * | + | * Equal wave selection: |
− | ** | + | ** FM: 3.0 dB |
− | * | + | * Spurious wave selection: |
− | ** | + | ** FM: 45 dB |
+ | * Image frequency attenuation: | ||
+ | ** FM: 60 dB | ||
** MW: 45 dB | ** MW: 45 dB | ||
− | + | IF attenuation: | |
− | + | ** FM: 90 dB | |
− | + | * AM suppression: 60 dB | |
− | |||
− | |||
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− | |||
− | ** | ||
− | * AM | ||
− | ''' | + | '''Technical Data Amplifier Part''' |
− | * | + | * Continuous power Quadro operation: |
− | ** 8 Ohm: 4 x | + | ** 8 Ohm: 4 x 22 W (1 kHz) |
− | + | 4 Ohm: 4 x 27 W (1 kHz) | |
− | + | Dynamic power | |
** 8 Ohm: 120 W | ** 8 Ohm: 120 W | ||
− | + | 4 Ohm: 180 W | |
− | * | + | * Continuous power stereo operation: |
− | ** 8 Ohm: 2 x | + | ** 8 Ohm: 2 x 55 W (1 kHz) |
− | ** 4 Ohm: | + | ** 4 Ohm: 2 x 60 W (1 kHz) |
− | * | + | * Dynamic power |
− | + | 8 Ohm: 120 W | |
− | + | 4 Ohm: 180 W | |
− | * | + | * Total harmonic distortion: 0.8% (at nominal power) |
− | * | + | * Attenuation factor: 30 (8 Ohm) |
− | * | + | * Frequency response: |
− | ** | + | ** Preamplifier: 20 - 40,000 Hz ± 1 dB) |
− | ** | + | ** Power bandwidth: 15 - 45,000 Hz |
− | * | + | * Signal-to-noise ratio: |
− | ** Phono 1,2: | + | ** Phono 1,2: 60 dB |
− | ** | + | ** Microphone: 60 dB |
** AUX, Tape: 75 dB | ** AUX, Tape: 75 dB | ||
− | * | + | * Tone control: |
− | ** Bass: ± 10 dB | + | ** Bass: ± 10 dB at 100 Hz |
− | + | Treble: ± 10 dB at 10 kHz | |
* Loudness: + 10 / + 5 dB (100 Hz / 10 kHz) | * Loudness: + 10 / + 5 dB (100 Hz / 10 kHz) | ||
− | * | + | * Low Filter (Subsonic): - 8 dB at 100 Hz |
− | * | + | * High Filter: - 6 dB at 10 kHz |
* Mute: FM Muting | * Mute: FM Muting | ||
− | ''' | + | '''Special Features''' |
− | * | + | * 4 VU meters |
− | * | + | * Toggle switch for VU meter: + 20 dB |
+ | * Switch for 4-channel RM, SQ, Discrete / Stereo / Mono | ||
+ | * Input for CD-4 demodulator plug-in for KCD-2 | ||
+ | |||
+ | |||
+ | == Remarks == | ||
+ | * Other models in the same series: | ||
+ | ** [[Kenwood KR-5340]] | ||
+ | ** [[Kenwood KR-6140]] | ||
+ | ** [[Kenwood KR-6140 A]] | ||
+ | ** [[Kenwood KR-6340]] | ||
+ | ** [[Kenwood KR-7340]] | ||
+ | ** [[Kenwood KR-8040]] | ||
+ | ** [[Kenwood KR-8140]] | ||
+ | ** [[Kenwood KR-8340]] | ||
+ | ** [[Kenwood KR-9040]] | ||
+ | ** [[Kenwood KR-9340]] | ||
− | + | ** [[Kenwood CD-4 demodulator plug-in unit KCD-2 | |
− | + | ** [[Kenwood KCD-2]] | |
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− | * Kenwood | + | * Introduction to Kenwood 4-channel playback technology. |
− | ** [[Kenwood | + | ** [[Introduction Kenwood 4-channel playback technology|Introduction Kenwood 4-channel playback technology]] |
− | * | + | == Pictures == |
− | + | * Picture: Kenwood KR-7340 | |
+ | [[File:KR-7340-2.jpg]] | ||
− | + | * Picture: Kenwood KR-7340 | |
− | * Kenwood KR- | + | [[File:Kenwood KR-7340-1973.jpg]] |
− | [[ | ||
− | == | + | == Reports == |
== Links == | == Links == | ||
− | * | + | * External Link: "Hifi Archive" website: [http://www.hifi-archiv.info/Kenwood/1973/kenwood03.jpg] |
− | * | + | * External Link: KR-7340 "The Vintage Knob" website: [http://www.thevintageknob.org/kenwood-KR-7340.html] |
− | |||
− | [[ | + | [[Category:Receiver]] |
Latest revision as of 09:26, 15 November 2020
Data[edit]
General
- Manufacturer: Kenwood
- Model: KR-7340
Type: Quadraphonic Receiver
- Years of manufacture: 1973 - 1975
- Made in: Japan
- Color: Silver
- Remote control: no, insert KCD-2 optional
- Power consumption: 400 W (full output), 38 W (no signal)
- Dimensions (WxHxD): 534 x 162 x 360 mm
- Weight: 18,7 kg
- Original price approx.: 2'100 DM
Connections
- Number of inputs:
- Phono 1: 1.5 mV / 150 kOhm (max. 100 mV).
- Phono 2 with CD-4: 1.5 mV / 150 kOhm
- Microphone: 2 mV / 15 kOhm
- AUX: 150 mV / 150 kOhm
- Tape Play 1 & 2:
- Cinch: 150 mV / 150 kOhm
- DIN: 150 mV / 150 kOhm
- Antenna FM (75 Ohm Unbalanced / 300 Ohm Balanced), AM
- Number of outputs:
- Tape Rec 1 & 2:
- Cinch: 150 mV / 100 Ohm
- Tape Rec 1 & 2:
DIN: 40 mV / 50 Ohm
- Headphones Front / Rear: 2 x 6.3 mm jack plug
- 2 pairs each of front and rear speakers
Technical Data Tuner Part
- Reception: FM, MW
- Frequencies:
- FM: 87.5 - 108 MHz
MW: 525 - 1605 kHz
- Frequency response: 20 - 15,000 Hz (± 1.2 dB, FM)
- Input sensitivity:
- FM: 1.9 µV (IHF)
MW: 19 µV Distortion factor:
- FM: 0.5% (mono), 0.8% (stereo).
- Signal-to-noise ratio:
- FM: 63 dB (stereo)
MW: 45 dB
- Channel separation:
- FM: 40 dB (at 1 kHz)
- Selectivity: (IHF)
- FM: 50 dB
- MW: 45 dB
- Equal wave selection:
- FM: 3.0 dB
- Spurious wave selection:
- FM: 45 dB
- Image frequency attenuation:
- FM: 60 dB
- MW: 45 dB
IF attenuation:
- FM: 90 dB
- AM suppression: 60 dB
Technical Data Amplifier Part
- Continuous power Quadro operation:
- 8 Ohm: 4 x 22 W (1 kHz)
4 Ohm: 4 x 27 W (1 kHz) Dynamic power
- 8 Ohm: 120 W
4 Ohm: 180 W
- Continuous power stereo operation:
- 8 Ohm: 2 x 55 W (1 kHz)
- 4 Ohm: 2 x 60 W (1 kHz)
- Dynamic power
8 Ohm: 120 W 4 Ohm: 180 W
- Total harmonic distortion: 0.8% (at nominal power)
- Attenuation factor: 30 (8 Ohm)
- Frequency response:
- Preamplifier: 20 - 40,000 Hz ± 1 dB)
- Power bandwidth: 15 - 45,000 Hz
- Signal-to-noise ratio:
- Phono 1,2: 60 dB
- Microphone: 60 dB
- AUX, Tape: 75 dB
- Tone control:
- Bass: ± 10 dB at 100 Hz
Treble: ± 10 dB at 10 kHz
- Loudness: + 10 / + 5 dB (100 Hz / 10 kHz)
- Low Filter (Subsonic): - 8 dB at 100 Hz
- High Filter: - 6 dB at 10 kHz
- Mute: FM Muting
Special Features
- 4 VU meters
- Toggle switch for VU meter: + 20 dB
- Switch for 4-channel RM, SQ, Discrete / Stereo / Mono
- Input for CD-4 demodulator plug-in for KCD-2
Remarks[edit]
- Other models in the same series:
- [[Kenwood CD-4 demodulator plug-in unit KCD-2
- Kenwood KCD-2
- Introduction to Kenwood 4-channel playback technology.
Pictures[edit]
- Picture: Kenwood KR-7340
- Picture: Kenwood KR-7340
Reports[edit]
Links[edit]
- External Link: "Hifi Archive" website: [1]
- External Link: KR-7340 "The Vintage Knob" website: [2]