* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Download M•1400/M•1400i High Current Power Amplifier Spec
Standby power wikipedia , lookup
Nanofluidic circuitry wikipedia , lookup
Regenerative circuit wikipedia , lookup
Virtual channel wikipedia , lookup
Loudspeaker wikipedia , lookup
Audio crossover wikipedia , lookup
Operational amplifier wikipedia , lookup
Power electronics wikipedia , lookup
Negative-feedback amplifier wikipedia , lookup
Index of electronics articles wikipedia , lookup
Mixing console wikipedia , lookup
Switched-mode power supply wikipedia , lookup
Wien bridge oscillator wikipedia , lookup
Valve audio amplifier technical specification wikipedia , lookup
Valve RF amplifier wikipedia , lookup
Opto-isolator wikipedia , lookup
Rectiverter wikipedia , lookup
Audio power wikipedia , lookup
M•1400/M•1400i High-Current Power Amplifier The Mackie M•1400/M•1400i is a dual channel, high output power amplifier that incorporates a number of unique features including FR “Fast Recovery” design, high continuous-current output, built-in subwoofer crossovers, and a T-Design constant-gradient cooling tunnel for improved cooling efficiency and output device reliability. The M•1400/M•1400i is rated at a continuous output of 250 watts per channel into 8Ω, 425 watts per channel into 4Ω and 630 watts into 2Ω. In bridge mode the M•1400/M•1400i is rated at 850 watts into 8Ω and 1260 watts into 4Ω. Variable low-cut filters on each channel, with a range from off to 170Hz, enable tighter bass response and a Constant Directivity Horn EQ improves high-frequency reproduction. The CD Horn EQ is 6 dB/octave and its “knee” position is sweepable from 2kHz to 6kHz. The built-in limiter is channel independent and helps eliminate clipping. Inputs are balanced/unbalanced 1/4" and XLR, and XLR thru connectors allow the full-range signal to be routed to another M•1400/M•1400i. Speaker connections on the M•1400 are Speakon® and binding posts, while speaker connections on the M•1400i are 1/4" and binding posts. To effectively deal with clipping, an amplifier must be able to recover almost instantaneously. That is the definition of “Fast Recovery”. Rather than using negative feedback to help control clipping distortion, the M•1400/M•1400i employs a very sparse amount of negative feedback. The use of Baker Clamp circuits on the positive and negative voltage amp stages prevents saturation (and latching) during periods of overdrive. In addition, a transistor senses when the Baker Clamp is active and activates the internal limiting circuits. This results in no latching, instant recovery from overdriving the amp, and a superior sound. M•1400/M•1400i AMPLIFIER M•1400/M•1400i Features 1400 watts max, 1260 watts continuous @ 4 ohms bridged Ultra-low-noise/low-distortion design Fast Recovery circuitry reduces distortion at clipping Two 2nd order, 12 dB/octave, Bessel low-cut filters with variable frequency from Off to 170Hz Constant directivity horn EQ/Air EQ with variable frequency from 2kHz to 6kHz and on/off switch Limiter with on/off switch Balanced/unbalanced 1/4" and XLR inputs XLR thru outputs 1/4" jacks (M•1400i) or Speakon® (M•1400) connectors and 5-way binding post outputs (both models) Detented gain controls calibrated in dB and volts Signal present and OL LEDs Channel Status LEDs Superior T-Design cooling Five-year, limited warranty (U.S. only) (continued on page 8) R E LA TE D PR O D U C TS M•800 Power Amplifier, 1202-VLZ PRO 12-Channel Mic/Line Mixer, 1402-VLZ PRO 14-Channel Mic/Line Mixer, 1604 VLZ PRO 16-Channel Mic/Line Mixer, 1642-VLZ PRO 16-Channel Mic/Line Mixer, SR24•4VLZ PRO 24 Channel Mic/Line Mixer, SR32•4-VLZ PRO 32 Channel Mic/Line Mixer, CFX Series 12, 16, and 20 Channel Mic/Line Mixer w/Digital Effects, C300z 2-Way Loudspeaker, C200 2-Way Loudspeaker, SWA1501 and SWA1801 Active Subwoofers. Applications Live sound/music reinforcement for churches, clubs, schools, conference centers, hotels High level A/V playback Large speech systems 1 OF 8 PAGES M•1400/M•1400i AMPLIFIER M•1400/M•1400i High-Current Power Amplifier M•1400/1400i Specifications Maximum Power at 1% THD: 300 watts per channel into 8 ohms 500 watts per channel into 4 ohms 700 watts per channel into 2 ohms 1000 watts into 8 ohms bridged 1400 watts into 4 ohms bridged Continuous Sine Wave Average Output Power, both channels driven: 250 watts per channel into 8 ohms from 20Hz to 20kHz, with no more than 0.012% THD 425 watts per channel into 4 ohms from 20Hz to 20kHz, with no more than 0.025% THD 630 watts per channel into 2 ohms from 20Hz to 20kHz, with no more than 0.050% THD Maximum Input Level: 9.75 volts (+22 dBu) Rise Time: <4.4µs Slew Rate: Voltage Slew Rate >50V/µs >100V/µs bridged >32A/µs at 2Ω Current Slew Rate CMRR: >40 dB, 20Hz to 20kHz Transient Recovery: 1µs for 20 dB overdrive at 1kHz Bridged Mono Operation: 850 watts into 8 ohms from 20Hz to 20kHz, with no more than 0.025% THD 1260 watts into 4 ohms from 20Hz to 20kHz, with no more than 0.050% THD High Frequency Overload and Latching: No latch up to any frequency or level Power Bandwidth: 20Hz to 70kHz (+0, –3 dB) Subwoofer Low-Pass Filter: Switched: 63Hz/125Hz, 3rd Order Bessel Frequency Response: 20Hz to 40kHz (+0, –1 dB) 10Hz to 70kHz (+0, –3 dB) Constant Directivity High-Frequency Boost: 2kHz to 6kHz (+3 dB points) 6 dB/octave high-frequency shelving filter, (shelving occurs at approximately 30kHz) Distortion: THD, SMPTE IMD, TIM <0.025% @ 8Ω <0.050% @ 4Ω <0.150% @ 2Ω Signal to Noise Ratio >107 dB below rated power into 4 ohms Channel Separation: >80 dB @ 1kHz Damping Factor: >350 from 0 to 400Hz Input Impedance: 20kΩ balanced bridging Input Sensitivity: 1.23 (+4 dBu) for rated power into 4 ohms Voltage Gain: 30.25 dB (32.5V/V) Variable Low-Cut Filter: 10Hz (Off) to 170Hz, 2nd Order Bessel Limiter Section: Complementary Positive and Negative Peak Detecting Indicators: 6 meter LEDs per channel SIG (Signal Present), –20, –9, –6, –3, OL (Overload) PROTECT LEDs, CH1 & 2 SHORT LEDs, CH1 & 2 TEMP STATUS COLD/HOT LEDs Power Consumption: 65 watts (0.9A) at idle 550 watts (6.7A) with musical program fully loaded (4 ohms per side, or 8 ohms bridged) 900 watts (10.5A) with musical program fully loaded (2 ohms per side, or 4 ohms bridged) 850 watts (9.6A) at full power into 8 ohms (continuous sine wave) 1500 watts (15.6A) at full power into 4 ohms (continuous sine wave) 2500 watts (24.8A) at full power into 2 ohms (continuous sine wave) (continued on page 3) 2 OF 8 PAGES M•1400/M•1400i AC Line Power: US (M•1400 and M•1400i) Europe (M•1400 only) Japan (M•1400 only) Korea (M•1400 only) High-Current Power Amplifier Physical: Height Width Depth Overall Depth Weight 120 VAC, 60Hz 240 VAC, 50/60Hz 100 VAC, 50/60Hz 220 VAC, 60Hz AC Drop-out Voltage: At approximately 63% of rated line voltage 3.50" (89 mm) 19.00" (483 mm) 15.25" (387 mm) 16.38" (416 mm) 36 lbs (16.3 kg) 16.38" (41.6cm) 15.25" (38.7cm) 17.25" (43.8cm) GAIN/dB 3v 18 20 22 16 24 14 2v 26 28 0 0 8 SENSITIVITY OL OL –3 –3 –6 –6 –9 –9 –20 –20 30 1v 1.23v (+4dBu) GAIN/dB SIG SIG CH 3v 18 20 22 16 24 14 2v 2 28 8 SENSITIVITY 30 1v 1.23v (+4dBu) CH CH 2 1 ON INTERNAL STATUS PROTECT 26 0 0 CH 1 3.50" (8.9cm) 2U PROFESSIONAL POWER AMPLIFIER FULL SYMMETRY DUAL DIFFERENTIAL HIGH CURRENT DESIGN SHORT OFF TEMP STATUS COLD CH 1& 2 HOT POWER 19.00" (48.3cm) 3 OF 8 PAGES MACKIE DESIGNS M•1400i BLOCK DIAGRAM (#022598DF) CH 2 BALANCED LINE INPUT (TRS) THRU (XLR-M) CH 2 BALANCED LINE INPUT (XLR-F) CH 1 BALANCED LINE INPUT (TRS) THRU (XLR-M) CH 1 BALANCED LINE INPUT (XLR-F) FUSE LOW CUT FILTER FREQ LOW CUT FILTER FREQ TO CH 1 AND CH 2 MUTE LAMP POWER SWITCH OFF ON CD EQ FREQ OFF ON CD EQ FREQ THERMAL PROTECT TOROIDAL POWER TRANSFORMER SIG (TO CH 2 METER DRIVE) SIG (TO CH 1 METER DRIVE) + 80 VDC – PD's LEASH LOW PASS FILTER (SUBWOOFER) 63 Hz 125 Hz FREQ ON OFF SUB TEMP SENSOR (ON HEATSINK) + 90 VDC – NC NC TO LIMITER ON OFF SUB OUTPUT APPLICATION SWITCH AMP MODE SWITCH 4 COLD LED FROM CH 2 SHORT DETECT FROM CH 1 SHORT DETECT HOT LED 80ºC MUTE 55ºC UNMUTE CH 1 AMP OUT CH 2 AMP OUT CH 2 GAIN STEREO MONO NC BRIDGE INVERTING UNITY GAIN AMPLIFIER CH 1 GAIN PROGRAM DETECT 60ºC DETECTOR CH 2 MUTE CONTROL CH 1 MUTE MUTE TO CH 1 MUTE CH 2 MUTE MUTE CH 2 PROTECT LED AND 4 SEC DELAY (TURN-ON) CH 1 MUTE CONTROL LIMITER LIMITER FUSE TO CH 2 MUTE LO DCV FAN SPEED CONTROL POWER AMPLIFIER FUSE TO CH 2 MUTE FUSE POWER AMPLIFIER FUSE HI DCV OR –80VDC +80VDC –80VDC +80VDC TO CH 1 MUTE DC OFFSET DETECT SHORT DETECT FAN CH 2 SHORT LED DC OFFSET DETECT SHORT DETECT CH 2 SIG CH 1 SIG METER DRIVE METER DRIVE CH 2 SPEAKER OUT OL –3 –6 –9 –20 SIG CH 1 SPEAKER OUT OL –3 –6 –9 –20 SIG M•1400/M•1400i Block Diagram CH 1 PROTECT LED CH 1 SHORT LED M•1400/M•1400i High-Current Power Amplifier OF 8 PAGES M•1400/M•1400i High-Current Power Amplifier M•1400/M•1400i Front Panel PROFESSIONAL POWER AMPLIFIER FULL SYMMETRY DUAL DIFFERENTIAL HIGH CURRENT DESIGN GAIN/dB CH 1 3v 20 18 22 16 24 14 2v 26 OL –3 –3 –6 –6 –9 –9 GAIN/dB 24 1.23v (+4dBu) SIG CH 2 1 ON INTERNAL STATUS PROTECT SHORT OFF TEMP STATUS 28 8 SENSITIVITY SIG 2v 26 30 1v 0 0 0 0 22 14 30 1v SENSITIVITY 20 CH CH 2 3v 18 16 –20 –20 28 8 OL COLD 1.23v (+4dBu) CH 1& 2 HOT POWER M•1400i Rear Panel WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT CAUTI ON EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. DO NOT REMOVE COVER. NO USER SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED PERSONNEL. AVIS: RISQUE DE CHOC ELECTRIQUE — NE PAS OUVRIR RISK OF ELECTRIC SHOCK DO NOT OPEN SERIAL NUMBER MANUFACTURING DATE 1 CHANNEL (STEREO) 500 W/500 W 4 OHM LOAD + OUTPUTS SUITABLE FOR CLASS 2 WIRING MONO BRIDGE CH + + – – TYPICAL 35 Hz 4.5 kHz 2k Hz 6k Hz 125Hz THRU 4.5k Hz ON 63Hz ON OFF OFF TYPICAL AIR EQ SPEAKER OUTPUTS CONSTANT DIRECTIVITY HORN EQ /AIR EQ FREQUENCY STEREO TYPICAL ON 100 Hz 170 Hz OFF SUB WOOFER FULL RANGE LIMITER (CH1 & CH2) CONSTANT DIRECTIVITY HORN EQ /AIR EQ 120 VAC 60 Hz 1000 WATTS LOW CUT FILTER BALANCED OR UNBALANCED STAGE MONITOR 170 Hz OFF OUTPUTS SUITABLE FOR CLASS 2 WIRING 2 CHANNEL INPUT BRIDGE OUTPUT APPLICATION 100 Hz 2 MONO (CHS SUMMED) STEREO TYPICAL STAGE MONITOR – CH 1 INPUT BALANCED OR UNBALANCED TYPICAL 35 Hz THE FOLLOWING ARE TRADEMARKS AND REGISTERED TRADEMARKS OF MACKIE DESIGN INC.: "MACKIE", "FR SERIES", AND THE "RUNNING MAN" FIGURE (MONO BRIDGE) 1000 WATTS 8 OHM LOAD AMP MODE / BRIDGE / MONO LOW CUT FILTER CONCEIVED, DESIGNED, AND MANUFACTURED BY MACKIE DESIGNS INC • WOODINVILLE • WA 98072 • USA • MADE IN USA • FABRIQUE AU USA • PATENTS PENDING • COPYRIGHT ©1997 OFF TYPICAL 2k Hz 6k Hz AIR EQ THRU M•1400 Rear Panel WARNING: CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. DO NOT REMOVE COVER. NO USER SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED PERSONNEL. SERIAL NUMBER MANUFACTURING DATE AVIS: RISCQUE DE CHOC ÉLECTRIQUE — NE PAS OUVRIR 1 CHANNEL (MONO BRIDGE) 1000 WATTS OUTPUTS 8 OHM LOAD SUITABLE (STEREO) FOR CLASS 500 W / 500 W 2 WIRING 4 OHM LOAD + 1 MONO BRIDGE + – – OUTPUTS SUITABLE FOR CLASS 2 WIRING MONO STEREO TYPICAL CHANNEL INPUT BRIDGE LOW CUT FILTER BALANCED OR UNBALANCED STAGE MONITOR OUTPUT APPLICATION 100 Hz 170 Hz OFF FULL RANGE LIMITER (CH1 & CH2) CONSTANT DIRECTIVITY HORN EQ /AIR EQ 4.5 kHz 6k Hz AIR EQ EQ 2 TYPICAL 35 Hz STAGE MONITOR 2k Hz SPEAKER OUTPUTS OF 8 PAGES 2 + 120 VAC 50/60 Hz 1500 WATTS 5 CH – INPUT BALANCED OR UNBALANCED TYPICAL 35 Hz THE FOLLOWING ARE TRADEMARKS AND REGISTERED TRADEMARKS OF MACKIE DESIGN INC.: "MACKIE", "FR SERIES", AND THE "RUNNING MAN" FIGURE CH AMP MODE / BRIDGE / MONO LOW CUT FILTER CONCEIVED, DESIGNED, AND MANUFACTURED BY MACKIE DESIGNS INC • WOODINVILLE • WA 98072 • USA • MADE IN USA • FABRIQUE AU USA • PATENTS PENDING • COPYRIGHT ©1997 STEREO TYPICAL ON ON OFF OFF TYPICAL THRU 100 Hz 170 Hz OFF SUB WOOFER CONSTANT DIRECTIVITY HORN EQ /AIR EQ FREQUENCY 125Hz ON 63Hz OFF TYPICAL THRU 4.5k Hz 2k Hz 6k Hz AIR EQ AIR