Experience the legendary sound of vintage Klipsch with this beautiful pair of Klipsch Heresy I speakers from 1980. Part of the celebrated Klipsch Heritage Series, these American-made speakers feature a powerful 12-inch woofer, horn-loaded midrange, and horn tweeter that deliver impressive efficiency, detailed vocals, and dynamic sound. Their classic wood-veneer cabinets, black removable grilles, and original-style horn-loaded design make them an excellent addition to any vintage stereo system. This closely numbered pair retains its classic appearance and is believed to have its original factory drivers. Fully tested, refurbished, and SPENCERTIFIED for reliable everyday listening.

CONDITION

SPENCERTIFIED- Fully certified by Spencer

Refurbished and SPENCERTIFIED

100% tested and functional. Cabinets cleaned inside and out, speaker terminals serviced using WD-40 Specialist Electrical Contact Cleaner, and woofer cones, surrounds, horn drivers, and crossover connections inspected as part of the refurbishment process.

Cosmetic Condition: 8/10

Functional Condition: 10/10

Originality Notes: The speakers are believed to retain their original factory woofers, midrange compression drivers, horn tweeters, and crossover networks.

WHAT'S IN THE BOX?

• Klipsch Heresy I HIGH-QUALITY Vintage 3-Way Horn-Loaded Speaker Pair
• Removable Cloth Grilles
• Attached Wooden Riser Bases

FEATURES

• Classic Klipsch Heritage Series: Legendary American speaker design introduced by Paul W. Klipsch.
• 3-Way Speaker System: Dedicated woofer, midrange horn, and tweeter for detailed sound reproduction.
• 12-Inch Woofer: Large direct-radiating woofer provides responsive bass and midbass performance.
• Horn-Loaded Midrange: Klipsch K-700 horn with K-55-V compression driver provides clear vocals and excellent projection.
• Horn Tweeter: Klipsch K-77 tweeter delivers crisp, detailed high-frequency reproduction.
• High-Efficiency Design: Produces impressive output with relatively modest amplifier power.
• Sealed Enclosure: Acoustic-suspension cabinet design with controlled bass response.
• Vintage Wood-Veneer Cabinets: Classic furniture-style appearance with warm wood tones.
• Removable Black Grilles: Traditional dark cloth speaker covers included.
• Rear Speaker Terminals: Screw-type terminals for standard speaker-wire connections.
• Wooden Riser Bases: Low-profile bases for floor placement.
• Closely Numbered Pair: Serial numbers 107U801 and 107U806.
• Vintage Amplifier Compatibility: Excellent pairing with classic stereo receivers and integrated amplifiers from Pioneer, Sansui, Marantz, Yamaha, and other hi-fi brands.
  

SPECIFICATIONS

• Speaker Type: 3-Way Horn-Loaded Stereo Loudspeaker
• Configuration: 12" Woofer / Horn Midrange / Horn Tweeter
• Woofer: Klipsch K-22, 12-Inch
• Midrange Driver: Klipsch K-55-V Compression Driver
• Midrange Horn: Klipsch K-700
• Tweeter: Klipsch K-77 Horn Tweeter
• Crossover Network: Klipsch Type E (assumed original)
• Crossover Frequencies: 700 Hz and 6,000 Hz
• Frequency Response: 50 Hz–17,000 Hz (±5 dB)
• Nominal Impedance: 8 Ohms
• Sensitivity: 96 dB at 1 Watt / 4 Feet (manufacturer rating)
• Maximum Program Power: 105 Watts
• Cabinet Design: Sealed Enclosure
• Cabinet Finish: Natural Wood Appearance / Wood Veneer
• Grille Color: Black
• Connections: Rear Screw-Type Speaker Terminals
• Serial Numbers: 107U801 / 107U806
  

DIMENSIONS

• Dimensions (Each): 21⅜" H × 15½" W × 13⅛" D
• Weight (Each): Approximately 46 lbs.
  

MANUFACTUER

• Made in U.S.A