DQM-9c vs JBL 4311
The 4311's sensitivity is 91 dB against the DQM-9c's 95 dB, its high-frequency extension 15 kHz against 20 kHz, and its low-frequency extension 45 Hz against 28 Hz. Both share impedance (8Ω).
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Estimated price (community-sourced)
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The Dahlquist DQM-9c is the compact version of the DQM-9, featuring a 9-inch woofer instead of the 11-inch woofer found in the larger model. It has cabinet dimensions of 14.5 inches wide, 12 inches deep, and 23 inches tall, weighing approximately 42 pounds. The speaker offers a frequency response from 28 Hz to 20 kHz, a nominal impedance of 8 ohms, and a sensitivity of 95 dB. It is designed with two rear ports and is best used on sturdy 12- or 14-inch stands to maximize its expansive soundstage, detail, and clarity. The drivers include German-made Magnat components, contributing to its studio-use design direction with a more detailed and precise presentation compared to competitors. The speaker was originally Some cosmetic wear is typical due to age, including minor scuffs and a slightly weak grille joint, but performance remains strong. The crossover components may require refurbishment due to aging capacitors and resistors, and replacement parts are available from specialized suppliers. The DQM-9c is no longer in production but remains sought after for its sound quality and vintage appeal.
Driver and acoustic performance characteristics
Driver configuration and enclosure design
Size, weight, and appearance
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions
Components that show up alongside the DQM-9c in real systems. A verdict means the pair has been checked for compatibility and headroom — open it to see how the two get along.
The closest alternatives on specs, description and the systems they turn up in, with the specs they share set side by side.
The 4311's sensitivity is 91 dB against the DQM-9c's 95 dB, its high-frequency extension 15 kHz against 20 kHz, and its low-frequency extension 45 Hz against 28 Hz. Both share impedance (8Ω).
The Signature 50's sensitivity is 86 dB against the DQM-9c's 95 dB, its high-frequency extension 22 kHz against 20 kHz, and its low-frequency extension 38 Hz against 28 Hz. Both share impedance (8Ω).
The DM2A's sensitivity is 85 dB against the DQM-9c's 95 dB, its high-frequency extension 18 kHz against 20 kHz, and its woofer 6" against 9". Both share impedance (8Ω).
The Silver 2's sensitivity is 88 dB against the DQM-9c's 95 dB, its woofer 8" against 9", and its low-frequency extension 40 Hz against 28 Hz. Both share impedance (8Ω).
EPOS ES11
Bowers & Wilkins DM 602 S3
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