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Tandberg1970s4-trk reelHome / Semi-Pro$$Mid-Range($250–800)

Tandberg TD-20A

Audiophiles wanting the exceptionally clean, low-distortion Scandinavian reel-to-reel sound.

Calculate pitch & speed changes for the Tandberg TD-20A

Free tool — see the exact pitch shift and BPM change using this deck's real supported speeds.

Strengths

  • Norwegian audiophile engineering known for exceptionally clean, low-distortion reproduction
  • Cross-field bias head technology improved high-frequency response over standard designs
  • Three-speed operation adds flexibility for both fidelity and extended recording time

Trade-offs

  • No noise reduction, so tape hiss is more noticeable than on later dbx/Dolby decks
  • Parts and service expertise are hard to find outside audiophile/collector circles

Full Specifications

Full technical specifications for the Tandberg TD-20A
SpecificationValue
BrandTandberg
ModelTD-20A
Era1970s
Typical Price TierMid-Range ($250–800)
Tape Speeds1.875 IPS / 3.75 IPS / 7.5 IPS
Track Count4
Reel Size7"
Tape Width0.25"
Head Configuration3-head (erase/record/playback), cross-field bias head
Noise ReductionNone
VarispeedNo
Pitch Control RangeNone

A relative used-market guide, not a live quote — real prices vary by condition, region, and timing. Check the Reverb/eBay links on any item for current listings.

More from Tandberg

Match Score Explorer

Weight what matters to your workflow. Every deck is re-scored live against your priorities, benchmarked against the Tandberg TD-20A.

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This deckTandberg TD-20A
Match52
Audio Fidelity85
Flexibility32
Ease of Maintenance40
Tonal Neutrality50

Ranked against 34 other decks

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  • TASCAM 34
    Match56
    Audio Fidelity82
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    Ease of Maintenance55
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  • Studer B67
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    Tonal Neutrality48
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    Ease of Maintenance45
    Tonal Neutrality62
  • Audio Fidelity68
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    Tonal Neutrality48
  • Audio Fidelity82
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  • Fostex R8
    Match52
    Audio Fidelity62
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  • Audio Fidelity68
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    Tonal Neutrality58
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    Tonal Neutrality62
  • Audio Fidelity65
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    Tonal Neutrality55
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  • Teac X-10
    Match46
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    Tonal Neutrality42
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  • Ampex 351
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Maintenance & Supplies

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