JBL 375 Large-Format Compression Drivers (Pair) - Vintage - 1-Year Warranty

JBL 375 Compression Drivers (Pair) – Professionally Tested by HQaudios – 1-Year Warranty.

Up for sale is a highly sought-after pair of JBL 375 large-format compression drivers, professionally inspected and tested by HQaudios. The JBL 375 is one of the most legendary vintage compression drivers ever made, using a 4" aluminum diaphragm, a ribbon-wire voice coil, and a massive Alnico V magnet assembly to deliver the effortless dynamics, high efficiency, and detailed midrange that made JBL studio and theater systems famous.

1. Key Highlights:

- Matched pair of JBL 375 large-format compression drivers

- 4" (10.2 cm) aluminum diaphragm with ribbon-wire voice coil

- Massive Alnico V magnet – extremely high efficiency (approx. 108 dB)

- 2" (5 cm) throat – pairs with classic JBL horns/lenses (537-509, HL91, etc.)

- Legendary vintage midrange used in JBL Hartsfield, Paragon and pro systems

- Professionally inspected and fully tested by HQaudios – 1-Year Warranty

2. Sound Character:

The JBL 375 is famous for its fast, dynamic, and highly detailed midrange with tremendous headroom and lifelike presence. Paired with a suitable horn, it produces the effortless, high-efficiency sound that vintage JBL horn systems are legendary for – a favorite of audiophiles and horn-system builders worldwide.

3. Cosmetic Condition:

This pair is in Excellent vintage cosmetic condition. The bodies, throats, labels and terminals are shown clearly in the photos. As with most vintage audio equipment, there may be normal signs of age and previous use, including small marks, light scratches, or minor finish wear as shown. Please review all photos carefully, as they are part of the description.

4. Technical Condition:

This pair has been professionally inspected and tested by HQaudios technicians. Both drivers were checked for proper operation and balanced, clean output, and terminals were cleaned and checked. After inspection and testing, this pair performs properly and is ready to install on your horns.

5. Specifications:

- Brand: JBL (James B. Lansing)

- Model: 375

- Type: Large-Format Compression Driver

- Diaphragm: 4" (10.2 cm) aluminum, ribbon-wire voice coil

- Magnet: Alnico V

- Throat Diameter: 2" (5 cm)

- Impedance: 16 ohms

- Sensitivity: Approx. 108 dB

- Recommended Range: ~500 Hz - 10 kHz

- Weight: Approx. 26 lb each

- Configuration: Sold as a matched pair

- Condition: Excellent – Professionally Tested

- Included: Pair of JBL 375 compression drivers as shown in the photos

6. Shipping & Packaging:

We understand that vintage drivers require careful handling. This pair will be professionally packed with strong protection and internal cushioning to protect the magnets and diaphragms. Tracking information is provided after shipment.

7. 1-Year HQaudios Warranty:

This item is backed by our 1-Year HQaudios Warranty covering proper functional operation under normal home use. Warranty does not cover misuse, physical damage, unauthorized repair, damage caused by incorrect connection, improper matching, or shipping damage after delivery.

HQaudios – Vintage Audio Restored with Care.