Harman/kardon TD 420

Data

General

• Manufacturer: Harman/kardon
• Model: TD 420

Type: Cassette Tape Deck

• Years of manufacture: 1996 - 2000
• Color: Black

Remote control: no, but via remote control e.g. from a Harman/Kardon amplifier/receiver controllable (connection Remote In/Out)

• Power consumption: 18 W

Dimensions: 442 x 127 x 321 mm (WxHxD)

• Weight: 5,4 kg
• Original price approx.: 599 DM

Connections

• Inputs: 2
  • Line In (2x RCA RCA), input sensitivity (0 dB), Line: 45 mV, input impedance, Line: 22 kOhm
  • Harman Kardon System Bus (3.5 mm jack)

• Outputs: 2
  • Line Out (2x RCA RCA), output level, 0 dB, 10 kOhm load: 640 mV
  • Harman Kardon System Bus (3.5 mm jack)

Technical Data

• Audio heads: 2 (A/W combination head: hard permalloy)
• Motors: 3, one as servo motor for the cassette tray
• Tape speed: 4,75 cm/s
• Synchronisation fluctuations NAB, effective: 0.05 %, DIN: 0.08 %
• Tape types: I / II / IV (auto tape selector).
• Frequency response, -20 dB (IHF Std.): 20 Hz - 20 kHz ± 3dB with pure iron tape; 20 - 18,000 KHz with chrome tapes (IEC II)
• Coarse signal response (0 dB): 20 Hz - 18 kHz ± 3 dB with Dolby C and pure iron tape
• Distortion factor
  • 1 kHz, Dolby: 0.9 / 1.5 / 1.3 % (I / II / IV)
• Signal to noise ratio (IHF-A 100mV input level) on chrome cassette

Dolby off: 57 dB,

• • Dolby B: 65 dB

Dolby C: 73 dB (Ang. according to BdA)

• Dolby: B / C / HX Pro
• MPX filter
• Channel separation: 45 dB
• Crosstalk attenuation: 70 dB
• Cancellation attenuation: 60 dB
• Premagnetization frequency: 105 kHz
• Fast forward and rewind time: 90 S (C-60)
• Peak level indicators: -35 dB to +8 dB (2x12 LED)
• More data at "Hifi Engine": [1]

Special Features

• BIAS Fine Trim.
• Intro Scan
• Music Search function
• clearly visible electronic counter
• illuminated on/off switch (red/green)

Other

• electronic drive control
• Belt-Drive, Single-Capstan
• Electronic real-time counter
• Auto-Reverse: No
• Record mute: Yes
• Fader: No
• Pitch control: No
• CD Synchro Recording: Yes

Remarks

• Other models in the same series:
  • Harman/kardon TD 420
  • harman/kardon TD 450
  • harman/kardon TD 470
  • Harman/kardon DC 520

• Very similar in construction to the TD-450, which has the same drive and technical specifications, but better features such as 3 heads, rear band control and a remote control.
• Technically based on its predecessor, the TD-4200/TD-4400 .

• Other device types of the same series

• • A/V preamplifier:
    • Harman/kardon Signature 1.0
    • Harman/kardon Signature 2.0

• • Power amplifiers:
    • Harman/kardon Signature 1.3
    • Harman/kardon Signature 1.5
    • Harman/kardon Signature 2.1

• • Integrated amplifiers:
    • Harman/kardon HK 630
    • Harman/kardon HK 650
    • Harman/kardon HK 690

• • Tuners:
    • Harman/kardon TU 940

• • A/V receiver:
    • Harman/kardon AVR 100
    • Harman/kardon AVR 200
    • Harman/kardon AVR 300
    • Harman/kardon AVR 500
    • Harman/kardon AVR 7000

• • CD player:
    • Harman/kardon HD 720
    • Harman/kardon HD 740
    • Harman/kardon HD 760

• • CD changer:
    • Harman/kardon FL 8350
    • Harman/kardon FL 8550

• • CD recorder:
    • Harman/kardon CDR 2

• • DVD player:
    • Harman/kardon DVD 1
    • Harman/kardon DVD 5
    • Harman/kardon Signature 3.0

• Unusually, there is a flap on the top, which is only clamped and through which the sound head can be cleaned
• The device has no headphone output

Pictures

• Excerpt from brochure: Harman/kardon TD 420

Reports

• Report at "Hifi Test" 4 / 1997