Number of Channels Eight Dynamic Range >115dB Signal to Noise Ratio >95dB Headroom +24dBu, Unbalanced +18dBu, Balanced Frequency Response 10Hz to 50kHz Crosstalk <82dB @10kHz Compression Threshold Range -40dBu to +20dBu Compression Ratio 1:1 to 20:1 Compressor Attack Time 0.02ms to 200 ms Compressor Release Time 0.5ms to 500ms Auto Attack and Release Program Dependent Gate Threshold Range -70dBu to +20dBu Gate Attack Time 0.01ms to 100ms Gate Release Time 0.02ms to 2 sec Gate Attenuation Range -15dB or -60dB Input Impedance 10k Ohms Output Impedance 51 Ohms THD + Noise <0.02% Output Gain -20dB to +20dB Compression Curve Types Hard and Soft Knee Compression Metering Above/Below Threshold LED Gate Metering Open and Closed LED Sidechain Output Impedance 51 Ohms Sidechain Input Impedance 10k Ohms Internal Operation Level +4dBu=0dBu Input Range +4dBu or -10dBu Input Connectors 1/4" TRS, Balanced or Unbalanced Output Connectors 1/4" TRS, Balanced or Unbalanced

Input Impedence Microphone Selectable, 150/300/900/1500 Ohm Balanced Line 2KOhm Instrument 100KOhm Maximum Input Level Microphone (1500Ohm, +20dB Pad out) +5dBu Microphone (1500Ohm, +20dB Pad in) +25dBu Balanced Line +30dBu Instrument +30dBu Gain Range Microphone (1500Ohm, +20dB Pad out) 18dB to 72dB Balanced Line -12dB to 40dB Instrument -5dB to 42dB Noise Floor (all inputs, minimum gain) -95dBu (A-weighted) Microphone Equivalent Input Noise (EIN) -125dBu (A-weighted) Frequency Response 10Hz to 45KHz +/- 1dB Maximum Output Level +23dBu (@ 0.5%THD+N) Output Impedance 600 Ohm Tube Complement (per channel) 1-12AT7A, 2-6922 General Input Voltage (factory configured) 115 or 230 VAC / 100Watts Dimensions 3.5" (H) X 17.0" (D) X 19.0" (W) Weight 28 lb

Input Connector Type Neutrik^TM Combo XLR Impedance 1.3K Ohms Hi-Z, 1/4" 1 Meg Ohms Output Connector Type XLR and 1/4" TS Impedance 51 Ohms Panel Controls Gain 0dB to +54dB Tube Drive 0% to 100% Phase Reversal -20dB Pad Phantom Power Meters Analog VU -2odBu to +6dBu Clip Indicator +22dBu Performance THD ? Noise (Unweighted) Solid State < 0.005% THD ? Noise (Unweighted) Tube stage 0.01% to 30% Signal To Noise >95dB Power Supply Rejection >98dB Physical Weight 4lbs Dimensions 8" x 5" x 1.75" Mounting Universal rack tray insert Power Supply Type Linear Input 16VAC / 1000mA Power 16 Watts Transformer External

* Easy to Use 16 Presets * Award-Winning Compressor Design * Ultra Low Noise * Back-Lit VU for Metering Compression * Bypass Switch to Audition Compression * Balanced XLR and Unbalanced ¼” I/O * Musical / Wide Dynamic Range Compression * Great for Recording or Live Sound * Great for Guitars and Basses COMP16 Retail Price: $129.95

* 8 XMAX class A microphone preamps w/ trim control * 24-bit resolution ADAT digital output * 44.1 and 48K sampling rates * External sync via BNC word clock input * Direct outputs on every channel * LED input metering * -20dB Pad on every channel Microphone Preamplifier Type XLR Female Balanced Frequency Response (+/-0.5 dB) 20 Hz to 50 kHz Frequency Response (+/-3.0 dB) 20 Hz to 150 kHz Input Impedance (Balanced) 1600 Ohms THD+N (unwtd, 1 kHz @ +4 dBu Output, Unity Gain) < 0.003% EIN (unwtd, 55dB Gain, 150 Ohms Input, 20Hz to 22 kHz) -126 dBu S/N Ratio (Unity Gain, unwtd, Ref. = +4 dBu, 20Hz to 22 kHz) > 101 dB Common Mode Rejection Ratio (1 kHz, 55 dB Gain) > 55 dB Gain Control Range (+/- 1dB) -4 dB to 50 dB Maximum Input Level (Unity Gain, 1 kHz @ 0.5% THD+N) +14 dBu Signal Level LEDs Red / Clip (+/-0.5 dBu) Yellow (+/-0.5 dBu) Green (+/-0.5 dBu) Green (+/-0.5 dBu) +10 dBu (0 dBFS) +4 dBu (-6 dBFS) -8 dBu (-18 dBFS) -14 dBu (-24 dBFS) Phantom Power (+/-2 VDC) +48 VDC Instrument Input (channels 1 and 2 only) Type 1/4" TRS Female Unbalanced Input Impedance 1 MOhms Line Outputs Type 1/4" TRS Balanced Output Impedance 51 Ohms Digital Audio ADC Dynamic Range (Awtd, 48 kHz Sample Rate) 107dB Bit Depth 24 Reference Level for 0dBFS +10 dBu Internal Sample Frequency Selections (kHz) 44.1, 48 External Sample Frequency Input 75 Ohms BNC Power Input Connector Type IEC Input Voltage (factory configured) 90 to 230 VAC Power Requirements (Continuous) 20W Weight 6 lbs. (2.72 KG) Physical Main Chassis Package Type 1U - steel chassis Dimensions 19(W) X 1.75(H) X 7(D) inches Weight 6.0lbs As a commitment to constant improvement, PreSonus Audio Electronics, Inc. reserves the right to change any specification stated herein at any time in the future without notification. * DigiMax D8 Hookup Diagram (PDF) * DigiMax D8 with Digi 003 Hook Up Diagram * DigiMax D8 with FireStudio LightPipe Hook Up Diagram * DigiMax D8 with FireStudio Tube Hook Up Diagram * Using the DigiMax D8 as a Preamp Split * DigiMax D8 Manual English (PDF)

* 8 XMAX Class A microphone preamps w/ trim control * 24-bit resolution, 44.1, 48, 88.2 and 96K sampling rate * 96k ADAT input and output (dual SMUX) * JetPLL jitter reduction technology for ultra tight synchronization * Direct outputs and inserts on every channel * Word clock input and output * Hybrid design incorporates noise shaping to virtually remove audio band jitter. * Ensures highest converter performance possible, resulting in better separation. * Fast locking to any digital format, through a wide range of frequencies. * Extremely robust, and tolerant of wide variations in clock frequencies. * Ensures near perfect clock performance when networking audio devices. * Dual VCXO loop performance and quality. DigiMax FS Suggested Retail: $799

* Three fully parametric bands with overlapping frequencies. * High pass rumble filter. * Extremely quiet operation. * Warm, wide dynamic range for recording or live. EQ3B Retail Price: $129.95 Input XLR Impedance 10k Ohms TRS Impedance 10k Ohms Panel Controls Low Frequency Range 20Hz to 300Hz Mid Frequency Range 200Hz to 3kHz High Frequency Range 2kHz to 20kHz Bandwidth Adjust (Q) .1 to 10 Gain Adjust -12dB to +12dB High Pass Filter 80Hz Power Supply Type Linear Insert (TRS) Input 16VAC/1000mA (factory configured) Output XLR Balanced 51 Ohms Impedance 1/4" TRS Unbalanced 51 Ohms Impedance Performance THD+Noise (Unweighted) 0.006% at 0dB Noise Floor -98dB Signal to Noise >95dB Power Supply Rejection >98dB Power 16 Watts Physical Weight 5lbs. Dimensions 5.5 x 5.5 x 1.75 Mounting Universal Rack Tray Insert Chassis Steel Panel Brushed Aluminum Sides Cast Aluminum * Front Panel * Back Panel * Manual (PDF)

* Class A High Headroom Transformer Coupled Microphone Preamplifier * Variable Microphone Input Impedance * Variable SATURATE control (simulates tape saturation and tube warmth) * Fully Variable Compressor with Hi-pass Side Chain * Three Band Fully Parametric Equalizer * EQ Pre or Post Compressor * High Headroom Output Section * Very Low Noise Design * Internal Power Supply * Transparent, wide range performance * Optional 24-Bit/192k Digital Output Card (AD192) Eureka Retail Price: $699.95

* Four High Power Headphone Outputs * Ultra loud (150mW per channel) * Ultra quiet operation * Musical Wide Dynamic Range * Control Room Monitor Outputs with Level Control * Mono or Stereo Operation * Monitor Mute Switch * Daisy Chain an Infinite Number of Units * Compact package HP4 Retail Price: $129.95

* Six independent ultra low noise, high output headphone amplifiers (150 mW per channel) * Two sets of stereo inputs (A and B) with balanced TRS connectors * Stereo external input point on each channel for “more me” with trim control * Mix control between inputs A and B * Talkback with external XLR microphone with control * Direct stereo line output on each channel HP60 Suggested Retail: $399

* Class A vacuum tube microphone / instrument preamplifier * Tube gain and tube drive * Variable VCA compressor (threshold, ratio, attack, release, make up gain, auto, soft) * Three-band parametric EQ * Precision analog VU meter for gain reduction and output * EQ Pre/Post compressor switch * 80Hz high pass filter * 20dB pad * Phase invert * Rugged metal chassis * High headroom * Ultra low noise design Channels One Dynamic Range >115 dB Frequency Response 10 Hz to 50 kHz Internal Operating Level 0 dBu = 0 dB Microphone Preamp Gain -6 dB to +66 dB (+/- 10dB trim on line input) Noise Floor -96 dBu EIN -126 dB THD + Noise (0% Tube Drive) < 0.050% THD + Noise (100% Tube Drive) < 0.10% Microphone Input Connector XLR Microphone Input Impedance 1.3 k? Instrument Input Connector ¼” TS Instrument Input Impedance 1 M? Line Input Connector ¼” TRS Line Input Impedance 10 k? Phantom Power (switchable) +48V Pad (switchable) 0 dB / -20dB Phase (switchable) 0°, 180° Hi-pass filter (switchable) -3 dB at 80 Hz Compressor Threshold (variable) -40 dBu to +2- dBu Ratio (variable) 1-10 (1:1 to 10:1) Attack (variable) 0.1 to 200 ms Release (variable) 0.05 ms to 3 S Gain Make Up -10 dB to +10 dB Metering Analog VU (Gain Reduction / Output) Equalizer LF Band Controls: Frequency Variable from 40 Hz to 500 kHz Gain Variable between ±10 dB Q 0.7 (on ‘peak’ setting) MF Band Controls: Frequency Variable from 200 Hz to 3 kHz Gain Variable from -10 dB to +10 dB Q Variable from 0.7 to 2.5 HF Band Controls: Frequency Variable from 2 kHz to 20 kHz Gain Variable between ±10 dB Q 0.7 (on ‘peak’ setting) Master Output Fader -80 dB to +10 dB Output Connectors XLR Balanced and ¼” TRS Balanced/Unbalanced Output Impedance 51 ? Metering (Output level) Analog VU (-20 dBu to +6 dBu) Metering (Gain Reduction) Analog VU -20 dB to 0 dB Output Headroom +22 dBu Power Supply Type Linear Input 16 VAC / 1000mA Power Requirements (Continuous) 16W Transformer External (country specific) Physical Size 1U Rack Dimensions 19” x 1.75” x 5.5” Weight 5 lbs As a commitment to constant improvement, PreSonus Audio Electronics, Inc.reserves the right to change any specification stated herein at anytime in the future without notification. * Studio Channel Operations Manual (PDF)

* Award-Winning Dual Servo Tube-Preamp * Low Price High Performance * Tube Drive and Gain Control * -20 dB Pad and Phase Reversal * +48V Phantom Power * 80Hz Rumble Filter * Back-Lit VU Meter * XLR and ¼” Output * Great as a Direct Box TubePRE Retail Price: $129.95