Supro 1790 Black Magick Extension Ca

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Supro 1790 Black Magick Extension Ca

Supro

1790 Black Magick Extension Ca

5 Expert Rating

Product Info

Article Number: 422381
Brand: Supro
Model: 1790 Black Magick Extension Ca
Price: $482.90

* Prices may vary. Check retailer for current pricing and availability.

This Supro 1790 Black Magick extension cab is a great way to add some serious vintage Supro mojo to your amp setup. The BD12 speaker gives it a really sweet, almost vocal quality that's perfect for blues, garage rock, and anything needing a warm, slightly gritty foundation. It’s a solid, well-built cab that's a real sweet spot for players wanting that classic Supro sound without going for a super premium-priced vintage piece.

Product Description

  • Supro 1790 Black Magick Extension Ca
  • Extension Cabinet
  • Equipped with: 12" Supro BD12 Custom Made Speaker
  • Rated power: 75 Watts
  • Impedance: 8 Ohms
  • Open back
  • Dimensions: 52 x 47.6 x 22.2 cm (20.5” x 18.75” x 8.75”)
  • Weight: 13 kg (29 lbs.)
PROS
  • • Supro BD12 speaker delivers a uniquely warm, vintage-voiced tone.
  • • Open-back design enhances resonance and creates a more airy sound.
  • • Solid birch construction provides excellent rigidity and durability.
  • • 8-ohm impedance offers versatility pairing with a wide range of amps.
CONS
  • • Relatively heavy at 29 lbs, limiting portability for some users.
  • • Limited to a single speaker – not ideal for needing varied tonal options.
  • • Open-back design can introduce more cabinet noise and feedback potential.

Product Video

Key Features

Speaker 12 in Supro BD12 Custom Made Speaker
Power Handling 75 Watts
Impedance 8 Ohms
Open/Closed Back Open Back
Material Birch
Weight 13 kg (29 lbs)

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Frequently Asked Questions

The BD12 is warmer and more mid-focused than a Vintage 30, lacking the latter’s high-end bite, but offering a distinct, smoother character.
While it can handle it, the BD12's voicing isn't optimized for extreme high-gain; it'll sound darker and less aggressive than a speaker designed for that genre.
A lower-wattage tube amp (15-50 watts) with a clean or slightly overdriven channel will really let the BD12 speaker shine, allowing its unique characteristics to come through.

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