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Anthony DeMaria Labs

Anthony DeMaria Labs ADL 1500

Stereo tube optical compressor/limiter

Compressor / Limiter

Price not published

Specifications

Type
Compressor / Limiter
Description
Stereo tube optical compressor/limiter
Topology
all-tube/valve, optical (opto attenuators), transformer-balanced, no ICs/chips; similar build to the ADL 1000
Signal path
Analog
Channels
2
Channel format
dual mono, stereo-linkable (stereo-link switch + stereo-adjust pots on front panel)
Form factor
2U rack
Rack units
2
Frequency response
15 Hz – 30 kHz ±0.5 dB
Impedance (Ω)
600
Introduced
1993
Country of manufacture
USA

Details

Controls: Stereo-link switch (front panel), stereo-adjust potentiometers (front panel); gain/threshold, attack ~10μs, release ~0.07s (50%) to 0.5–4s (100%) per tech specs

I/O: Balanced XLR in/out (per channel), 600-ohm; also works with unbalanced systems

Notable use: David J. Frangioni (Aerosmith, Extreme), Michael Lutz (Ted Nugent Band), Rich Davis (FOH for Jimmy Buffett), Mick Guzauski (Mariah Carey, Eric Clapton, Barbra Streisand), Charlie Daniels

Notes: ADL describes it as 'similar in design to an LA-2A' — FLAGGED classic reference: Teletronix LA-2A (opto compression lineage), in dual-mono/stereo-linked form. Tube complement: 4x12AX7A, 2x12BH7A, 2x6AQ5A. Weight 16 lb. Third-party retail sources have cited street prices in the ~$2,700 range, but not manufacturer-published, so price_usd left blank per golden rule.

Where to buy

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