pro audio search

LA Audio

LA Audio PDM18K4

4-channel Class D DSP install amplifier platform

Power Amplifier

Price not published

Specifications

Type
Power Amplifier
Description
4-channel Class D DSP install amplifier platform
Topology
4-channel Class D digital power amplifier with onboard 96kHz DSP; SiC MOSFET output stage
Signal path
Analog
Channels
4
Channel format
Analog XLR + AES3 + Dante/AES67
Form factor
2U rack amplifier
Rack units
2
Connection
Two Gigabit Ethernet ports w/ integrated switch (Ethercon); star or daisy-chain topology
Sample rate (kHz)
48 (AD/DA); 96 (sample rate converter)
Bit depth
24
DSP
Yes, 32-bit floating point internal; LIR linear-phase crossover, VX limiter (peak/RMS/offset + multi-band for passive 2-way)
Power (W)
1800W/ch @8Ω (symmetrical) / 3000W/ch @4Ω / 2500W/ch @2Ω; asymmetrical mode up to 3600W/ch @4Ω; 6000W bridged @8Ω / 5000W bridged @4Ω; 12000W total RMS across 4 channels
Frequency response
20Hz-20kHz ±1.0dB @8Ω
Sensitivity
Input sensitivity 3.22Vrms @8Ω
Impedance (Ω)
20k balanced (input)
Country of manufacture
Italy (per manufacturer's own product page: "Developed and designed by the LA Audio development team and manufactured by Powersoft in the Italy")

Details

Controls: Multitouch capacitive 4.3" display (480x272, 600 nits), rotary encoder w/ pushbutton

I/O: 4x XLR-f analog in, 4x XLR-m loop out, 2x XLR-f AES3 in (4ch), 2x XLR-m AES3 link out, 2x Ethercon Dante/AES67 (4ch), 4x Speakon NL4 outputs

Notes: FLAG: same site/confidence caveats as Caro 6.2 entry. Gain 32dB; SNR 110dB(A) typ; THD+N<0.1% (typ<0.05%); crosstalk -75dB typ; dims 483x381x88.9mm; weight 10kg; mains 100-240VAC 50-60Hz (operating 90-264VAC), IEC C20 20A. Also supports 25V/70V/100V constant-voltage lines (values not separately published for this SKU, see PLM20K4). Price not published.

Where to buy

Similar power amplifier