JBL L100 12″ 3-Way Speakers Pair – Professionally Restored – 1-Year Warranty

$4,199

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  • JBL L100 vintage three-way loudspeaker pair (SKU 2PT0002)
  • 12-inch low-frequency woofer in each cabinet (manufacturer model configuration)
  • Dedicated midrange and high-frequency drivers for three-way reproduction
  • Adjustable midrange / high-frequency controls (L-Pads)
  • Vented cabinets with classic JBL design
  • Actual pair documented in the listing photographs
  • Initial technical inspection and proposed restoration documented by HQaudios
  • Sound demonstration linked for this SKU
  • 1-Year HQaudios Warranty (subject to seller terms)

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SKU: 12PT0002 - VS24 Categories: ,

SOUND DEMO / AUDIO EXPERIENCE

JBL L100 Speaker Pair Sound Demo

For the best audio experience, please use headphones or external speakers.

JBL L100 12 Inch Vintage Speaker Pair – Professionally Restored – 1-Year Warranty
Professionally Restored by HQaudios – Inspected & Tested – Backed by Our 1-Year Warranty

KEY HIGHLIGHTS
JBL L100 Vintage 3-Way Speaker Pair featuring the celebrated JBL Century-era design with dedicated low, mid and high-frequency drivers
12-inch White Cone Woofers with ribbed cone surfaces, large center dust caps and front bass-reflex ports for substantial low-frequency reproduction
5-inch Midrange Drivers in distinctive metallic mounting frames, designed for clear reproduction of vocals and instruments
1.4-inch High-Frequency Direct Radiators with compact circular diaphragms and foam-damped front assemblies for detailed treble reproduction
Independent PRESENCE and BRILLIANCE Controls on each front baffle for tailoring midrange and high-frequency output
8-Ohm Nominal Impedance with 50 W continuous program power capacity and crossover frequencies of 1,500 Hz and 6,000 Hz
Warm Walnut-Tone Cabinet Finish with dark front baffles, distinctive JBL identification panels and coordinated vintage styling
Two Removable Black Fabric Grilles shown with the speakers, allowing either a classic covered look or an exposed-driver presentation
HQaudios Restoration and Inspection focused on cabinet surfaces, driver assemblies, level controls, speaker terminals and overall presentation
1-Year HQaudios Warranty for eligible technical coverage

PRODUCT OVERVIEW

The JBL L100 is one of the most recognizable vintage American loudspeakers, combining a powerful 12-inch woofer with dedicated midrange and high-frequency drivers in a three-way bass-reflex design. Developed from JBL’s professional monitoring heritage, the L100 is known for its dynamic, engaging presentation and distinctive classic styling.

This stereo pair features white ribbed woofer cones, exposed midrange and tweeter assemblies, front bass-reflex ports and individually adjustable PRESENCE and BRILLIANCE controls. Warm walnut-tone cabinet surfaces contrast with the black baffles, while removable black fabric grilles provide an alternative appearance for traditional listening spaces.

With 8-ohm nominal impedance and a 50 W continuous program power capacity, the JBL L100 is designed for use with compatible stereo amplifiers and receivers. The combination of large woofers, dedicated midrange drivers and direct-radiating tweeters delivers the unmistakable visual and acoustic character of classic JBL loudspeakers.

HQAUDIOS RESTORATION & TESTING

Before Restoration
Before restoration, this JBL L100 pair was inspected for exterior cabinet wear, surface scratches, worn finish areas and accumulated dust. The JBL identification details, level-control assemblies and rear speaker connections were also included in the initial assessment.
The inspection identified deterioration affecting speaker surround and edge materials, together with a voice-coil rubbing concern requiring technical attention. Driver movement, mounting condition and mechanical clearances were included in the service assessment.
The restoration scope also covered the PRESENCE and BRILLIANCE controls, crossover circuitry, sound reproduction and speaker terminals, with attention to maintaining the original three-way JBL loudspeaker configuration.

During Restoration
Restoration work focused on the cabinet presentation, driver assemblies, front-panel controls and electrical connections while preserving the recognizable JBL L100 appearance and three-way system architecture.
Cabinet Exterior: Attention centered on scratched surfaces, cabinet edges and the walnut-tone veneer finish. The finished cabinets display coordinated reddish-brown wood grain.
Cabinet Interior: Accessible enclosure areas were included in the cleaning and inspection scope, with particular attention to accumulated dust and the condition of internal connections.
Badges / Labels: The JBL branding, identification panels and decorative details were included in the exterior condition review. The finished baffles retain their clearly visible model and control markings.
L-Pads and Knobs: The PRESENCE and BRILLIANCE control assemblies were identified for cleaning and operational attention, including contact condition and adjustment response.
Driver Service: Inspection focused on the woofer suspension, midrange driver edges, tweeter assemblies and proper mechanical movement, including the areas identified for surround and voice-coil attention.
Crossover: The three-way passive network was included in the electrical inspection scope, with attention to the low, mid and high-frequency signal paths.
Terminals: The rear speaker-wire connections were examined for oxidation, secure connection and correct positive/negative terminal identification.

After Restoration / Final Testing
The finished presentation retains the original-style JBL L100 three-way driver arrangement, adjustable front controls, walnut-tone cabinet finish and removable black grille assemblies. The speakers are shown together as a coordinated stereo pair.
Woofer Output: Each cabinet houses a large 12-inch white-cone woofer supported by a front bass-reflex port for low-frequency reproduction.
Midrange / Tweeter: The dedicated 5-inch midrange and 1.4-inch high-frequency sections remain visible in the finished baffles, preserving the three-driver architecture.
L-Pad Controls: Both speakers retain their PRESENCE and BRILLIANCE knobs, permitting independent midrange and treble adjustment.
Crossover & Terminals: The speakers retain a passive three-way signal-distribution design with rear positive and negative speaker-wire terminals.
Listening Test: The linked YouTube Sound Demo provides a recorded audio reference for the JBL L100 speaker pair.

CONDITION

Technical Condition
Woofers & Suspension: Both enclosures contain 12-inch white-cone low-frequency drivers with ribbed cone profiles, black surrounds and circular dust caps.
Midrange Drivers: Dedicated 5-inch cone midrange drivers are fitted to both front baffles in characteristic metallic mounting frames.
Tweeters: Compact 1.4-inch high-frequency direct radiators with circular diaphragm assemblies and surrounding damping material.
L-Pad Controls: Separate front-panel PRESENCE and BRILLIANCE controls allow adjustment of the midrange and high-frequency levels.
Crossover Networks: Three-way passive network design with crossover frequencies of 1,500 Hz and 6,000 Hz.
Speaker Terminals: Rear black and red screw-type speaker-wire connections are fitted to each enclosure.
Complete Stereo Pair: Two matching JBL L100 speakers with the same three-driver layout, front controls and exterior configuration.

Cosmetic Condition
Cabinets / Wood Finish: Matching reddish walnut-tone veneer with visible wood grain across the top and side surfaces. Minor vintage finish variations may be visible.
Front Baffles: Matte black front panels with JBL model labels, two adjustment controls, three driver assemblies and front-facing bass-reflex ports.
Grilles: Two removable black fabric grille assemblies are shown with the speakers, providing a clean, understated covered presentation.
Drivers: White ribbed woofer cones, gray-toned midrange diaphragms and compact high-frequency drivers with contrasting mounting surrounds are visible in the finished photographs.
Knobs / Controls: Black PRESENCE and BRILLIANCE knobs with visible adjustment markings and characteristic vintage JBL faceplates.
Rear Panels / Labels: Black rear surfaces with recessed speaker terminals; small signs of vintage use remain visible around the connection areas.
Finish / Remaining Wear: The cabinets present a coordinated wood-grain appearance, with minor surface irregularities, traces of age and visible wear consistent with vintage equipment.

Classic JBL L100 Three-Way Speaker Design
12-Inch Woofers with Adjustable Presence and Brilliance
Matching Walnut-Tone Cabinets and Black Fabric Grilles

SPECIFICATIONS
Brand: JBL
Model: L100
Type: Vintage 3-Way Passive Loudspeaker Pair
Design: 3-Way, 3-Driver Per Cabinet
Enclosure: Bass Reflex, Front Ported
Woofer: 12-inch Cone Driver
Midrange: 5-inch Cone Driver
Tweeter: 1.4-inch High-Frequency Direct Radiator
Controls: Presence and Brilliance Level Adjustments
Nominal Impedance: 8 Ohms
Power Handling: 50 W Continuous Program
Crossover Frequencies: 1,500 Hz and 6,000 Hz
System Sensitivity: 78 dB at 15 ft with 1 W Input
Finish: Walnut-Tone Wood Cabinets / Black Front Baffles
Grilles: Removable Black Fabric
Dimensions: 14.25 W x 23.5 H x 13.625 D in Per Speaker
Shipping Weight: 55 lb Per Speaker

WHAT IS INCLUDED
1 Pair of JBL L100 Loudspeakers (2 Cabinets)
2 Removable Black Fabric Grille Assemblies
Only the items specified above are included. Speaker stands / display bases and other photography props are NOT included.

SHIPPING & PACKAGING
Your vintage audio equipment will be professionally packed by HQaudios using protective materials appropriate for its size, weight, and construction. Large or heavy items may be palletized and shipped by freight when required for safer transportation.
HQaudios Professional Shipping and Packaging
Please contact us before purchase for the most current availability information.

1-YEAR WARRANTY & CUSTOMER SUPPORT
Your purchase is backed by our 1-Year HQaudios Warranty. Our team provides support before and after your purchase. If you have questions about setup, operation, compatibility, or your order, please contact HQaudios for assistance.

MORE FROM HQAUDIOS

HQaudios Vintage Audio Repair and Restoration
HQaudios Custom Audio Projects

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