JBL Cbt 70J-1 J-shaped 2-WAY Line Array Column Spk, Blk

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  • Brand new in original box
  • Full JBL manufacturer's warranty
  • Free shipping in the continental US

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SKU
CBT-70J-1
No sales tax on orders shipped outside California Most national retailers and online marketplaces now collect sales tax in nearly every state. Shipping outside California keeps roughly 6–10% in your pocket. Learn more
Description

JBL CBT 70J-1 J-Shaped 2-Way Line Array Column Speaker, Black

The CBT 70J-1 is built for sound engineers and venue operators who need bulletproof coverage control. Its distinctive J-shaped design curves to project audio with precision, making it a dependable choice for fixed installations, houses of worship, retail environments, and live sound applications where consistent vertical dispersion keeps the whole room covered without dead zones or hot spots.

Acoustic Design & Coverage

The J-shaped curving geometry creates an asymmetrical vertical coverage pattern that progressively controls dispersion without the phase issues typical of straight arrays. The low-diffraction baffle eliminates frequency response irregularities, ensuring smooth tonal consistency across the listening area. Switchable coverage patterns—45° for medium-throw and 25° for long-throw—let you dial in vertical reach to match different room sizes and mounting heights without guesswork.

Components & Power Handling

The CBT 70J-1 houses sixteen 25 mm soft dome tweeters paired with four 125 mm high-power LF drivers arranged coaxially for time-aligned response. With 350W RMS power and 8 Ohm impedance, this speaker handles demanding SPL requirements while remaining amp-friendly and thermally stable through long shifts.

Key Features

  • Sixteen 25 mm (1 in) soft dome tweeters and four 125 mm (5 in) high-power LF drivers, coaxially arranged
  • J-shaped column design with asymmetrical vertical coverage pattern
  • Switchable 45° medium-throw and 25° long-throw coverage angles
  • Low-diffraction baffle for controlled frequency response
  • 350W RMS power handling
  • 8 Ohm impedance
  • Frequency response: 60 Hz – 20 kHz
  • Compact height: 70 cm (27.6 in)
  • Progressive line array behavior without phase irregularities
  • Black finish

The CBT 70J-1 combines real-world reliability with precise acoustic control, making it a practical workhorse for any installation requiring articulate, consistent coverage.

More Information
Condition New
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At a Glance

The JBL CBT 70J-1 is a compact J-shaped line array column speaker engineered for fixed installations, houses of worship, retail spaces, and live sound venues where consistent, intelligible coverage is non-negotiable. Its curved design and switchable coverage patterns (45° and 25°) deliver controlled vertical dispersion without phase issues, making it a reliable choice for musicians and sound operators running stable venues or installations. Choose it for smooth frequency response, articulate highs, and the ability to cover medium to long-throw distances predictably from a compact 70 cm footprint.

Who This Is For

Great for

  • ✓ Live Performance
  • ✓ Houses of Worship
  • ✓ Retail Environments
  • ✓ Fixed Installations

Not the best pick for

  • – Home Recording
  • – Portable PA Applications

Skill level: Professional

Frequently Asked Questions

What coverage patterns does the CBT 70J-1 offer, and how do I choose between them?

The speaker features switchable 45° (medium-throw) and 25° (long-throw) vertical coverage angles. Select 45° for medium-sized rooms or shorter mounting distances, and 25° for larger spaces or higher mounting positions where you need controlled dispersion over greater distances.

What makes the J-shaped design better than a straight line array?

The J-shaped curved geometry creates asymmetrical vertical coverage that progressively controls dispersion without the phase issues typical of straight arrays. This eliminates frequency response irregularities and ensures smooth tonal consistency across the listening area.

What amplifier and impedance compatibility should I expect?

The CBT 70J-1 operates at 8 Ohms with 350W RMS power handling, allowing flexible amplifier pairing with reasonable thermal headroom. This impedance and wattage rating make it practical for both single-speaker installations and multi-unit line arrays.

Is this speaker suitable for live music performance venues?

Yes, the CBT 70J-1 is rated for live performance, houses of worship, and retail installations. Its articulate highs, controlled low-mid presence, and intelligible speech clarity make it well-suited for venues requiring predictable, consistent coverage—though it is not designed for home recording or practice spaces.

What drivers are included and how are they arranged?

The speaker houses sixteen 25 mm soft dome tweeters and four 125 mm high-power LF drivers arranged coaxially for time-aligned response, ensuring coherent sound propagation across the frequency range without phase timing issues.

Do I pay sales tax on this order?

We collect sales tax only on orders shipped to California. Orders shipped to any other US state are charged $0 sales tax at checkout when you buy direct from our website. On this item that is roughly $104 less out the door than the same listed price at a national retailer or on a marketplace. Marketplaces such as eBay, Reverb and Amazon collect sales tax in nearly every state as marketplace facilitators no matter who the seller is, so the same item at the same price costs less bought direct. Free US shipping and 30-day returns are included. Some states ask buyers to self-report use tax on out-of-state purchases.

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