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Powered Mixers
PA324
0 HIGH 0 HIGH 0 HIGH 0 HIGH 0 HIGH 0 HIGH 0
7 1
SAMSON
6 2
15 15 15 15 15 15 15 15 15 15 15 15 5 3
0 0 MID 0 MID 0 MID 0 MID 0 4 MONITOR / MAIN
MID MID DIGITAL EFFECTS
POWER
0 LARGE HALL
1 MEDIUM HALL -20 -10 -7 -4 0 +3 +6 CLIP
MODE
2 LARGE ROOM
3 VOCAL ROOM #1 BRIDGE MAIN
15 15 15 15 15 15 15 15 15 15 15 15 ON
0 0 0 0 0 0 0 0 0 0 0 0 4 VOCAL ROOM #2 MAIN MAIN MAIN
LOW LOW LOW LOW LOW LOW 5 CHORUS + REVERB OFF
MAIN MONITOR
6 CHORUS + DELAY
7 STAIRWELL
24 DSP
15 15 15 15 15 1
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Safety Instructions Caution: To reduce the hazard of electrical CAUTION shock, do not remove cover or back. FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE FUSE ATTENTION No user serviceable parts inside. Please refer all UTILISER UN FUSIBLE DE servicing to qualified personnel. RECHANGE DE MÊME TYPE WARNING DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE RISK OF ELECTRIC SHOCK AVIS DO NOT OPEN RISQUE DE CHOC ELECTRONIQUE NE PAS OUVRIR WARNING: To reduce the risk of
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Table of Contents Introduction 2 PA324 Features 3 Controls and Functions Front Panel Layout 4 Front Panel Controls 5–9 PA324 Input and Output Connections 10–12 Operating the PA324 13–15 System Set-ups 16–17 PA324 Wiring Guide 18 Specifications 19 Block Diagram 20 Copyright 2001, Samson Technologies Corp. Printed June, 2001 Samson Technologies Corp. 575 Underhill Blvd. P.O. Box 9031 Syosset, NY 11791-9031 Phone: 1-800-3-SAMSON (1-800-372-6766) Fax: 516-364-3888 www.samsontech.com
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Introduction Congratulations on your purchase of the Samson PA324 powered mixer! The PA324 is a six channel, 300 Watt powered mixer with built-in, 24 BIT DSP effects. Clean, clear sound repro- duction with dazzling digital effects including Delay, Chorus and lush Reverb, packaged in a rugged enclosure, ensure reliable high quality sound from performance to performance. Optimized for live sound reinforcement and commercial installations, the PA324 is an ideal mixer and power amp solution offerin
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PA324 Features 0 0 0 0 0 0 0 HIGH HIGH HIGH HIGH HIGH HIGH 7 1 SAMSON 6 2 15 15 15 15 15 15 15 15 15 15 15 15 5 3 4 0 0 MID 0 MID 0 MID 0 MID 0 MONITOR / MAIN DIGITAL EFFECTS MID MID POWER 0 LARGE HALL 1 MEDIUM HALL -20 -10 -7 -4 0 +3 +6 CLIP 2 LARGE ROOM MODE 15 15 15 15 15 15 15 15 15 15 15 15 3 VOCAL ROOM #1 ON BRIDGE MAIN 4 VOCAL ROOM #2 MAIN MAIN MAIN 0 0 LOW 0 0 LOW 0 0 LOW 0 0 LOW 0 0 LOW 0 0 LOW 5 CHORUS + REVERB OFF MAIN MONITOR 6 CHORUS + DELAY 7 STAIRWELL 15 15 15 15 15 15 15 15 15 15
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Controls and Functions FRONT PANEL LAYOUT 4 CONTROLS THE AMOUNT OF CONTROLS THE AMOUNT OF CONTROLS THE AMOUNT OF CONTROLS THE AMOUNT CONTROLS THE AMOUNT CONTROLS THE OVERALL MASTER CONTROL FOR THE TREBLE APPLIED TO THAT MIDRANGE APPLIED TO THAT BASS APPLIED TO THAT OF SIGNAL SENT TO THE OF SIGNAL SENT TO THE VOLUME OF THAT CHANNEL AMOUNT OF SIGNAL SENT CHANNEL CHANNEL CHANNEL MONITOR OUT (JACK 26) DIGITAL EFFECTS PROCESSOR TO THE DSP 8 DIGITAL EFFECTS 9 GRAPHIC EQ 10 MASTER LED METER 11 CLIP M
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Controls and Functions FRONT PANEL CONTROLS INPUT CHANNEL SECTION The following section details each part of the PA324’s INPUT CHANNELS including the 3-BAND EQ, the MONITOR and EXF sends, PAD and LEVEL controls. CHANNEL 1 CHANNEL 1 0 HIGH Channel Equalizer (HIGH MID LOW) 1 15 15 The PA324 input channels feature a 3-band equalizer allowing you to 0 MID 1 adjust the high, mid, and low frequencies independently on each chan- nel. The channel’s frequency response is flat when the knobs are in the 15
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Controls and Functions FRONT PANEL CONTROLS 24 BIT DIGITAL EFFECT SECTION EFFECTS EFFECTS 0 The PA324 features a built-in, 24 Bit Digital Effects processor with high quality, 7 1 studio grade effects like Delay, Chorus and Reverb. The following section 6 6 2 describes the features of the powerful on-board DSP. 5 3 4 DIGITAL EFFECTS Effect Select Switch (DIGITAL EFFECTS) 6 0 LARGE HALL 1 MEDIUM HALL 2 LARGE ROOM The EFX switch allows you to select one of the eight built-in digital effects. 3 VO
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Controls and Functions FRONT PANEL CONTROLS MONITOR SECTION The PA 324 has two internal power amplifiers and PA324 depending on the MODE selection switch, the ampli- 14 SAMSON 24 DSP fiers are fed from the MAIN or MONITOR bus signal. DIGITAL EFFECTS POWERED MIXER The following section describes the MONITOR bus MONITOR / MAIN operation, which allows you to adjust the overall tone POWER -20 -10 -7 -4 0 +3 +6 CLIP PHANTOM and volume, and specify the mix level of the built-in MODE BRIDGE MAIN ON MAI
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Controls and Functions FRONT PANEL CONTROLS MAIN SECTION PA324 SAMSON 24 DSP DIGITAL EFFECTS POWERED MIXER The PA 324 has two internal power amplifiers and MONITOR / MAIN depending on the POWER AMP selection switch, the POWER 18 -20 -10 -7 -4 0 +3 +6 CLIP PHANTOM amplifiers are sent the MAIN or MONITOR bus sig- MODE BRIDGE MAIN ON nal. The following section describes the MAIN bus MAIN MAIN MAIN OFF MAIN MONITOR operation, which allows you to adjust the over-all MONITOR / MAIN MONITOR / MAIN tone
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Controls and Functions FRONT PANEL CONTROLS POWER AMP SECTION PA324 The PA324’s power amplifier section can be configured to operate several ways 24 DSP DIGITAL EFFECTS depending on whether you need MAIN plus MONITOR amplifiers to power your speak- ers, or if you just need more power for the MAIN speakers. The section below POWER 19 describes the PA324 power amp modes. CLIP PHANTOM MODE BRIDGE MAIN ON Mode MAIN MAIN 19 OFF MAIN MONITOR The MODE switch is used to select one of N N three differen
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PA324 Input and Output Connections LINE LINE LINE LINE LINE LINE EFX OUT 6 7 3 1 5 8 9 MIC MIC MIC MIC MIC MIC 1 1 FOOTSWITCH 2 2 2 4 CHANNEL 1 CHANNEL 2 CHANNEL 3 CHANNEL 4 CHANNEL 5 CHANNEL 6 EFFECTS EFFECTS AUX IN TAPE IN REC OUT MAIN OUT MONITOR OUT CHANNEL 1–6 MIC and LINE INPUTS The PA 324’s six input channels each have a Hi-Z (High Impedance) Line level input and a Low-Z(Low imped- ance) Mic level input. By using the PAD switches you can connect a variety of signal sources from micropho
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PA324 Input and Output Connections EXTERNAL OUTPUT JACKS The PA324 features several output connectors allowing you to interface a variety of external devices. A stereo recording device such as a cassette recorder can be connected to the REC OUT jacks, and additional power amplifiers can be connected to the MONITOR and MAIN output jacks. Record Output (REC OUT) 7 The signal present at this connector is the MAIN bus signal before it has passed through the MASTER level control and graphic equalize
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PA324 Input and Output Connections SPEAKER CONNECTION Here are three ways in which speakers can be connected to the PA324: A single speaker can be connected to either the A or B jack of AMP 1 and AMP 2, two speakers can be connected in parallel to both the A and B jacks of AMP1 and AMP 2, or a single speaker can be connected to the BRIDGE jack (bridge connection). For each of these, the required speaker impedance will differ. Refer to the following diagram, and make sure that the speaker impedan
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1 1 2 2 R R N N O O S S M M A A S S Operating the PA324 BASIC OPERATION The following section explains the basic operation of the PA324. CONNECTING MICROPHONES AND INSTRUMENTS 1. Before connecting mics or instruments, CHANNEL 1 CHANNEL 1 CHANNEL 2 CHANNEL 2 CHANNEL 3 CHANNEL 3 CHANNEL 4 CHANNEL 4 CHANNEL 5 CHANNEL 5 CHANNEL 6 CHANNEL 6 EFFECTS EFFECTS PA324 0 HIGH 0 HIGH 0 HIGH 0 HIGH 0 HIGH 0 HIGH 0 7 1 SAMSON 24 DSP 6 2 DIGITAL EFFECTS make sure that the power of all your sys- POWERED MIXER 15
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Operating the PA324 USING THE DIGITAL EFFECTS The PA324 features a built-in, high quality, 24 BIT Digital Signal Processor offering studio grade effects. The DSP features clean Delay, lush Reverbs and multi-effects like Chorus + Delay or Chorus + Reverb. The follow- ing details the operation of the internal DSP effects: 1. Connect a mic or instrument to the desired channel, and adjust the volume and EFFECTS EFFECTS equalizer to your liking. 0 7 1 2. Now select the desired preset on the DSP s
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Operating the PA324 USING AN EXTERNAL EFFECT NNEL 2 NNEL 2 CHANNEL 3 CHANNEL 3 CHANNEL 4 CHANNEL 4 CHANNEL 5 CHANNEL 5 CHANNEL 6 CHANNEL 6 EFFECTS EFFECTS PA324 0 HIGH 0 HIGH 0 HIGH 0 HIGH 0 HIGH 0 7 1 SAMSON 24 DSP 6 2 DIGITAL EFFECTS POWERED MIXER 15 15 15 15 15 15 15 15 15 5 3 4 0 MID 0 MID 0 MID 0 MID 0 MONITOR / MAIN DIGITAL EFFECTS MID POWER 0 LARGE HALL If you prefer to use an external device for effects process- 1 MEDIUM HALL -20 -10 -7 -4 0 +3 +6 CLIP PHANTOM 2 LARGE ROOM MODE 15 15 15
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E S U F PA324 System Set-Ups Ω Ω Ω 16 1 1 2 2 R R N N O O S S M M A A S S POWER AMP 1 POWER AMP 2 OUTPUT OUTPUT CHANNEL 1 CHANNEL 1 CHANNEL 2 CHANNEL 2 CHANNEL 3 CHANNEL 3 CHANNEL 4 CHANNEL 4 CHANNEL 5 CHANNEL 5 CHANNEL 6 CHANNEL 6 EFFECTS EFFECTS PA324 0 HIGH 0 HIGH 0 HIGH 0 HIGH 0 HIGH 0 HIGH 0 7 1 SAMSON 24 DSP 6 2 DIGITAL EFFECTS POWERED MIXER 15 15 15 15 15 15 15 15 15 15 15 15 5 3 0 0 MID 0 MID 0 MID 0 MID 0 4 MONITOR / MAIN DIGITAL EFFECTS MID MID POWER 0 LARGE HALL 1 MEDIUM HALL -20 -10
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PA324 System Set-Ups 17 1 1 2 2 R R N N O O S S M M A A S S POWER AMP 2 OUTPUT POWER AMP 1 OUTPUT CHANNEL 1 CHANNEL 1 CHANNEL 2 CHANNEL 2 CHANNEL 3 CHANNEL 3 CHANNEL 4 CHANNEL 4 CHANNEL 5 CHANNEL 5 CHANNEL 6 CHANNEL 6 EFFECTS EFFECTS PA324 0 0 0 0 0 0 0 HIGH HIGH HIGH HIGH HIGH HIGH 7 1 SAMSON 24 DSP DIGITAL EFFECTS 6 2 POWERED MIXER 15 15 15 15 15 15 15 15 15 15 15 15 5 3 4 0 0 MID 0 MID 0 MID 0 MID 0 MONITOR / MAIN DIGITAL EFFECTS MID MID POWER 0 LARGE HALL 1 MEDIUM HALL -20 -10 -7 -4 0 +3 +6
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PA324 Wiring Guide CONNECTING THE PA324 The are several ways to interface the PA324 to support a variety of applications. The PA324 features balanced inputs and outputs, so connecting balanced and unbalanced signals is possible. Unbalanced 1/4” Connector Signal Signal Tip (signal) Ground Ground Sleeve (ground) Balanced TRS 1/4” Connector Signal (ring) Tip (signal) Signal (tip) Ring (signal) Signal (tip) Ground Signal (ring) Ground Sleeve (ground) XLR Balanced Wiring Guide Hot Hot (2) Common Co
