Desktop Recording Comparison Chart


	Omega	Lambda	Alpha
Inputs / Buses / Outputs	8 x 4 x 2	4 x 2 x 2	2 x 2 x 2
Simultaneous recording tracks	4	2	2
Microphone Preamps	2	2	1
Hi-Z Instrument Input	Yes	Yes	Yes
Recording software included	Yes	Yes	Yes
Inserts	2	2	0
Power Supply	External	Bus-powered	Bus-Powered
Digital I/O	S/PDIF	N/A	N/A
Microphone Inputs
Connectors	Two female XLR Pin 2 Hot	Two female XLR Pin 2 Hot	Two female XLR Pin 2 Hot
Impedance	600 Ohms balanced	600 Ohms balanced	600 Ohms balanced
Phantom Power	+48 Volt DC	+48 Volt DC	N/A
Gain	+50 dB	+44 dB	+44 dB
EIN (150Ω source)	-120 dB A-weighted @ 50 dB gain	-120 dB A-weighted @ 44 dB gain	-115 dB A-weighted @ 50 dB gain
Frequency Response	+0, -0.2 dB 20 Hz - 20kHz, ref. 1kHz	+0, -0.5 dB 20 Hz - 20kHz, ref. 1kHz	+0, -0.5 dB 20 Hz - 20kHz, ref. 1kHz
THD+N	<.005%, 20Hz - 20kHz	<.005%, 20Hz - 20kHz	<.005%, 20Hz - 20kHz
Insert Inputs
Connectors	Two 1/4" TRS balanced or unbalanced	Two 1/4" TRS balanced or unbalanced	N/A
Send Level (tip)	+19 dBu maximum	+19 dBu maximum	N/A
Max Rtrn Level (ring)	+19 dBu maximum	+19 dBu maximum	N/A
Line Inputs
Connectors	Four 1/4" TRS balanced or unbalanced	Two 1/4" TRS balanced or unbalanced	Two 1/4" TRS balanced or unbalanced
Impedance	20k Ohms balanced 10k Ohms unbalanced	20k Ohms balanced 10k Ohms unbalanced	20k Ohms balanced 10k Ohms unbalanced
Max Input Level	+22 dBu	+13 dBu	+12 dBu
Frequency Response	+0, -0.2 dB 20 Hz - 20kHz, ref. 1kHz	+0, -0.5 dB 20 Hz - 20kHz, ref. 1kHz	+0, -0.5 dB 20 Hz - 20kHz, ref. 1kHz
THD+N	<.009% A/D, 20Hz - 20kHz	<.009% A/D, 20Hz - 20kHz	<.009% A/D, 20Hz - 20kHz
Instrument Input
Connectors	One 1/4" mono jack	One 1/4" mono jack	One 1/4" mono jack
Impedance	1 MΩ unbalanced	1 MΩ unbalanced	1 MΩ unbalanced
Max Input Level	+19 dBu	+8.5 dBu	+8.5 dBu
Frequency Response	+0, -0.25 dB 20 Hz - 20kHz, ref. 1kHz	+0, -0.25 dB 20 Hz - 20kHz, ref. 1kHz	+0, -0.25 dB 20 Hz - 20kHz, ref. 1kHz
THD+N	<.0125% A/D	<.0125% A/D	<.0125% A/D
Crosstalk	<-74dB any input or output to any recording channel, 20Hz-20kHz <-95dB at 1kHz typical	<-74dB any input or output to any recording channel, 20Hz-20kHz <-95dB at 1kHz typical	<-74dB any input or output to any recording channel, 20Hz-20kHz <-95dB at 1kHz typical
Line Outputs
Connectors	Two 1/4" TRS balanced or unbalanced	Two 1/4" TRS balanced or unbalanced	Two 1/4" TRS balanced or unbalanced, Two RCA jacks
Level	+19 dBu maximum	+16 dBu maximum	+16 dBu maximum
Impedance	110 Ohms	1k Ohms bal, 500 Ohms unbal.	1k Ohms bal, 500 Ohms unbal.
Headphone Output	One 1/4" stereo jack 100mW per channel @ 50 Ohms	One 1/8" stereo jack 25mW per channel @ 50 Ohms	One 1/8" stereo jack 20mW per channel @ 50 Ohms
Digital Input And Output
Connectors	Dual RCA phono	N/A	N/A
Format	S/PDIF 24-bit	N/A	N/A
D/A - A/D Sample Rate	44.1kHz or 48kHz, determined by DAW	44.1kHz or 48kHz, determined by DAW	44.1kHz or 48kHz, determined by DAW
Dynamic Range 20hz-20kHz
A/D (24 Bit)	104 dB typical, A-weighted	96 dB typical, A-weighted	96 dB typical, A-weighted
D/A (24 Bit)	105 dB typical, A-weighted	100 dB typical, A-weighted	100 dB typical, A-weighted
A/D/A (24 Bit)	103 dB typical, A-weighted	95 dB typical, A-weighted	95 dB typical, A-weighted
Analog Path	118 dB typical, A-weighted	109 dB typical, A-weighted	109 dB typical, A-weighted
Control Interface
USB	Version 1.1, Type B socket; 1.1 hubs are not supported	Version 1.1, Type B socket; 1.1 hubs are not supported	Version 1.1, Type B socket; 1.1 hubs are not supported
MIDI	In/Out 5-pin DIN	In/Out 5-pin DIN	In/Out 5-pin DIN
General
Power	PS0913-B 9VAC adapter requires 18 Watts @ 120V	USB Bus-powered	USB Bus-powered
Size (W/H/D)	4.625" W x 7.25" H x 7.75" D (118mm x 184mm x 197mm)	3.4" W x 6.5" H x 6.5" D (86mm x 165mm x 165mm)	6.75" W x 1.6" H x 6.5" D (171mm x 40mm x 165mm)
Weight	2.65 lbs. (1.2 kg)	1.92 lbs. (0.86 kg)	1.1 lbs. (0.49 kg)