Pioneer 63DX (1970–1976)
A 4-way, 6-driver loudspeaker system from Pioneer’s early high-fidelity lineup.
Overview
The Pioneer 63DX, also known as the CS-63DX or CS.63DX, is a floor-standing loudspeaker system produced between 1970 and 1976. Marketed as a high-performance audio solution, it features an infinite baffle enclosure design and a complex driver array for its era. Each speaker houses six individual drivers arranged in a 4-way configuration, including dual 130 mm midrange cones, horn tweeters, and dual horn super tweeters. Weighing approximately 63 pounds per cabinet, the 63DX was built for serious audio enthusiasts seeking extended frequency response and dynamic range.
Specifications
| Product type | 4-Way 6-Speaker System |
| Frequency Response | 20Hz to 22kHz |
| Power Handling | 80 W (max.) |
| Crossover Frequencies | 770, 3300, 12000Hz |
| Weight | 63 lbs apiece |
| Enclosure Type | Infinite baffle type |
Design
Pioneer's woofer in the 63DX features special cone paper and a heavy magnet, contributing to its low-frequency performance. The system uses a horn-loaded design for both the tweeter and super tweeter, aiming to increase efficiency and dispersion in the upper frequencies.
Market
A used pair of Pioneer CS-63DX speakers was listed for $150.00 in like-new condition, indicating modest current market interest. The speakers are noted to perform well in modern setups when paired with tube amplifiers or clean solid-state receivers.
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