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SP1200 Single-Channel
Program Controller/Amplifier
Instruction Manual
MASTER
ZONE A VOLUME
3
0
3
SP1200 MUSIC CONTROLLER
6
9
15
30
INPUTS 55
OL ON
1234
STATUS
OFF
COMM PORT POWER
DIRECT PROGRAM INPUTS PAGING MIC
SP1200
GROUND
ZONE A
L
ALL CALL
MUSIC CONTROLLER
PARALLEL
INPUTS PHANTOM GAIN +40dB
LOCAL GAIN LOW HIGH
G + – CONTROL
123 4
U U
R
1234
12345678
PRIORITY
-
+ –12 +12 –12 +12
123 4 OUTPUT 1234 ON
EXPANSION IN EXPANSION OUT
REMOTE
115V 60Hz FUSE 115/T4A 120 WATTS
230V 50Hz FUSE 230
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8. Power Sources — Connect the SP1200 to a power supply only of the type CAUTION AVIS described in these operation instructions or as marked on the rear panel. RISK OF ELECTRIC SHOCK DO NOT OPEN 9. Power Cord Protection — Route power supply cords so that they are not likely to be RISQUE DE CHOC ELECTRIQUE walked upon or pinched by items placed upon or against them, paying particular attention NE PAS OUVRIR to cords at plugs, convenience receptacles, and the point where they exit the SP1200.
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Audio expansion connectors are provided on the 2. Introduction rear panel for connecting multiple SP1200s, with shared audio via balanced busing. Each of the four The SP1200 is a single-channel version of our program input signals are internally balanced and popular SP2400 dual-channel microprocessor-based can be independently assigned to the balanced bus music controller. Having a single 200 watt power with internal assignment switches. The LOCAL/ amplifier, it's designed for use in a variety o
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Front Panel Features Rear Panel Features INPUTS select buttons are used to choose the PROGRAM INPUTS 1-4 are stereo RCA program source for the zone. Only one source may unbalanced inputs that accept line-level signals. be selected at a time. These are non-priority inputs. The LOCAL/REMOTE switches on the rear panel However, Input 4 can become a Program Priority select either the local program input signal Input by setting the AMP ADDRESS switch #7 connected here or the program signal on the UP
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The PAGING MIC VOX variable control adjusts REMOTE is a 3-pin Phoenix-type connector for the ducking threshold for the paging mic. Rotate the the optional wired remote control (SP-41R), which control clockwise to reduce the threshold. Rotate the provides Input Select and Master Volume control. control counterclockwise to increase the threshold. EXPANSION IN/OUT consists of two parallel 25- pin D-Sub connectors for connecting multiple MIC/LINE INPUT is provided to connect a local microphone. This
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3. Installation Application Diagrams Jukebox Cassette or DAT Recorder CD Player Digital Satellite Service SP1200 SWITCH SETTINGS Paging Mic To Telephone System Music-On-Hold 1234 ZONE A I DIRECT PROGRAM INPUTS PAGING MIC 12345678 0 SP1200 GROUND ZONE A L MUSIC CONTROLLER ALL CALL PARALLEL AMP ADDRESS INPUTS PHANTOM GAIN +40dB LOCAL G + – CONTROL GAIN LOW HIGH 123 4 U U LOCAL R 1234 12345678 123 4 PRIORITY - + –12 +12 –12 +12 OUTPUT 1234 ON 123 4 EXPANSION IN EXPANSION OUT REMOTE 115V 60Hz FU
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Jukebox Cassette or DAT Recorder CD Player Digital Satellite Service Paging Mic To Telephone System Music-On-Hold Paging Mic Control Switch A ALL SP1200 SWITCH SETTINGS DIRECT PROGRAM INPUTS PAGING MIC SP1200 GROUND ZONE A L ALL CALL MUSIC CONTROLLER PARALLEL 1234 PHANTOM GAIN +40dB INPUTS LOCAL GAIN LOW HIGH G + – CONTROL 123 4 U U R 1234 ZONE A 12345678 PRIORITY - + –12 +12 –12 +12 ON 123 4 OUTPUT 1234 EXPANSION IN EXPANSION OUT REMOTE I 115V 60Hz FUSE 115/ T4A 120 WATTS 230V 50Hz FUS
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Jukebox Zone A Remote Control + 3 0 Cassette or DAT Recorder – 3 – 6 – 9 – 15 – 30 – 55 CD Player Digital Satellite Service SP1200 SWITCH SETTINGS Paging Mic 1234 Zone A ZONE A Remote Control I DIRECT PROGRAM INPUTS PAGING MIC + 3 SP1200 GROUND 0 ZONE A – 3 12345678 L – 6 0 MUSIC CONTROLLER ALL CALL – 9 – 15 PARALLEL – 30 – 55 INPUTS PHANTOM GAIN +40dB AMP ADDRESS LOCAL G + – CONTROL GAIN LOW HIGH 123 4 U U R 12345678 1234 LOCAL PRIORITY - + –12 +12 –12 +12 123 4 123 4 OUTPUT 1234 ON EXPANSION
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Note: This application provides independent source selection for each zone, or common input source selection for both zones (room combining). Both DX8 Selection Remote Controls are used to select Presets 1 and 2. For example, Preset 1 might route the CD Player and the Zone A microphone to Zone A, and the Cassette Player and the Zone B microphone to Zone B, to be used when the divider is in place between the two zones. Preset 2 might route both microphones and the audio signal from the laptop to
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Applications A: Typical Mono Application D: Multiple SP1200s, Multiple Zones: This diagram depicts a typical setup, using the Room Combining—Zones SP1200 in a mono application. A Digital Satellite In this example, a dividing wall can be extended Service (DSS) is connected to Input 1, which also to divide the room into two. The Mackie Industrial serves as the music-on-hold for the telephone DX8 is used to route independent source selections system. A CD player and cassette deck are con- to each z
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CAUTION: When using multiple SP1200s Connections that use the expansion bus, these switch settings must be unique to each unit or Connecting the Program Sources you can damage your SP1200(s). Never assign All four Program Inputs use unbalanced RCA more than one program source to the same channel connectors. They accept line-level signals (–10 on the Expansion Bus. dBV). Each of the Program Inputs is equipped with If there is a requirement for music-on-hold, use an AGC circuit instead of input tr
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Connecting the Expansion Bus These are 25-pin D-Sub connectors (DB25F). The two connectors are wired in parallel, so it doesn’t Signal Pin No. matter which one you use as an input or output. Input 1 Left (+) Pin 1 The signals on the EXPANSION IN/OUT are Input 1 Left (–) Pin 14 balanced so they can be transmitted down long Input 1 Right (+) Pin 2 lines. The limiting factor is the capacitance of the Input 1 Right (–) Pin 15 Ground Pin 3 cable, which causes the higher frequencies to roll- Input 2 L
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ON S1 12345678 ON S2 12345678 Program Input Source has four corresponding Connecting the RS485 Serial Port switches: Left (+), Left (–), Right (+), and Right (–). This is a 3-pin Phoenix-type connector that Typically, you would move all four switches either follows standard RS485 protocol. Select either a down (off) or up (on to assign to expansion bus). data-grade shielded twisted pair cable or a standard 3-conductor microphone cable for this connection. Note: These DIP switches can be The RS48
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On the Amplifier Board EQ Bypass Jumper J6, located on each Filter Board, allows J1 you to bypass the 3-band EQ for the four Program Jumper pins 1 and 2 for 8-ohm operation Inputs. Jumper pins 2 and 3 for 70V or 100V operation J2 Jumper pins 1 and 2 to bypass the EQ. Jumper pins 1 and 2 for 100V or 8Ω /250W operation Jumper pins 2 and 3 to engage the EQ (default). Jumper pins 2 and 3 for 70V or 8Ω /150W operation Note: The top Input Board must be removed in J3 order to access Jumper J6 on the Fi
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SP1200 MUSIC CONTROLLER SP1200 MUSIC CONTROLLER SP1200 MUSIC CONTROLLER If installing three or more SP1200s in a rack, use a AC Power Considerations fan in the rack to move cool air in and warm air out of the rack's enclosure. It may be necessary to provide Each SP1200 draws an average of 3 amps of AC a cool air intake fan at the bottom of the rack, and a line current (@ 120VAC) when fully loaded and warm air exhaust fan at the top (see Figure below). playing music with a relatively high crest f
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4. Operation SP1200 Quick Start • Bus Assign switches are used to assign a This isn’t a substitute for reading the entire program input source to the balanced expansion instruction manual, which is the only way to fully bus. There are four switches for each program input understand how the SP1200 works. However, the source: Left (+), Left (–), Right (+), and Right (–). Quick Start provides a quick overview so you can get the SP1200 set up and working right away. CAUTION: When using multiple SP12
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EXPANSION IN/OUT PAGING MIC CONTROL If you are connecting two or more SP1200s in a The PAGING MIC CONTROL connector is system, use the EXPANSION IN/OUT connections provided to connect a manual paging switch. to distribute the Program Input sources assigned to Connect a normally-open switch between GND and the Expansion Bus between SP1200s. The two 25- ZONE A (to page in Zone A only), or GND and ALL pin D-Sub connectors are in parallel (use one to CALL (to page over the entire system--if using co
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Using Inputs 1-4 Bus Assign Connect the program sources to Inputs 1-4. These internal switches are used if you have two These could include a CD player, tape deck, tuner, or more SP1200s connected together in a system satellite feed, TV audio, jukebox, or an audio feed using the EXPANSION IN/OUT connectors. Each of from a live band. All four program inputs use the four program inputs can be individually assigned unbalanced RCA connectors and accept stereo line- to the EXPANSION balanced bus. The
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the paging mic is going through an external mixer, Using the Paging Mic sending a line-level signal to the paging mic input, move the GAIN +40 dB switch to the up position (for The paging mic is used to make announcements a line-level signal only). over the system. If the paging mic is a condenser Adjust the MASTER VOLUME control by mic or other type of mic that requires phantom pressing the up/down buttons so the meter power, move the PHANTOM switches to the down indicates a level at the “0” ma
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8. Use the front panel Up/Down buttons to set the lower Ambient Mic Calibration and Placement level of the paging mic (how loud it is with very quiet 1. Connect the MT-3100 (or other microphone) to the background noise). It should be loud enough to be AMBIENT MIC connector on the rear panel. Make sure heard clearly throughout the coverage area. the ambient mic switch is on (AMP ADDRESS switch #8 up). Locate the ambient mic in an appropriate 9. Press the “OFF” button and the level is stored. The
