- DL manuals
- L-Acoustics
- Speakers
- 108P
- Operator's Manual
L-Acoustics 108P Operator's Manual
Summary of 108P
Page 1
Version 2 november 2006 l-acoustics p series 108p, 112p, sb15p operator manual.
Page 2
L-acoustics p series manual v2 11/14/2006 1 important safety instructions the lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated "dangerous voltage" within the product’s enclosure that may be of sufficient magnitude to co...
Page 3
L-acoustics p series manual v2 11/14/2006 2 operating temperature: 0°c to 35°c operating mains voltage: 95vac-125vac (@115v voltage selector position), 195vac-250vac (@230v voltage selector position) before applying ac power, ensure that the voltage selector is correctly set for the mains power sour...
Page 4
L-acoustics p series manual v2 11/14/2006 3 foreword thank you for purchasing the 108p, 112p or sb15p self-powered loudspeaker system. This manual is intended to provide you with the information you require to effectively install and operate your p series loudspeaker in a variety of professional sou...
Page 5
L-acoustics p series manual v2 11/14/2006 4 table of contents important safety instructions ....................................................................................................1 foreword.....................................................................................................
Page 6
L-acoustics p series manual v2 11/14/2006 5 list of figures figure 1: 108p, 112p loudspeaker enclosures……………………………………………………………… 6 figure 2: sb15p self-powered subwoofer…………………………………………………………………... 7 figure 3: p series rigging components……………………………………………………………………… 8 figure 4: 108p enclosure ………………………...
Page 7
L-acoustics p series manual v2 11/14/2006 6 0. Introduction the 108p and 112p combine the significant advantages of l-acoustics’ proven coaxial point source technology with the convenience of self-powered performance and the power plus flexibility of on-board digital signal processing. Designed for ...
Page 8
L-acoustics p series manual v2 11/14/2006 7 subwoofer enclosure (3) sb15p self-powered 15” subwoofer enclosure figure 2: sb15p self-powered subwoofer rigging accessories (4) etr8-2 adjustable u-bracket for ceiling, wall or scaffold mounting of the 108p (5) etr112xt adjustable u-bracket for ceiling, ...
Page 9
L-acoustics p series manual v2 11/14/2006 8 etr112xt etr8-2 etr15p xt-liftbar figure 3: p series rigging components.
Page 10
L-acoustics p series manual v2 11/14/2006 9 1.1 overview l-acoustics 108p and 112p self-powered coaxial loudspeakers are intended for distributed sound reinforcement in small- to medium-sized portable applications or for use with the sb15p self- powered subwoofer for 3-way applications such as small...
Page 11
L-acoustics p series manual v2 11/14/2006 10 112p ideal for multi-purpose, portable sound reinforcement, the 112p features advanced loudspeaker components powered by a 1000 w power amplifier module with dedicated on-board digital signal processing. Four application-engineered presets are available (...
Page 12
L-acoustics p series manual v2 11/14/2006 11 sb15p the sb15p (sub bass 15” powered) is the companion subwoofer for l-acoustics 108p and 112p self-powered coaxial loudspeakers. Featuring a front-loaded fifteen-inch transducer loaded in an optimum-sized/-tuned vented enclosure, the sb15p combines the ...
Page 13
L-acoustics p series manual v2 11/14/2006 12 1.2 108p, 112p series presets four application-engineered presets are selectable via rear panel push button switch: figure 7: 108p, 112p preset selector switch closeup and preset options note: to memorize a preset (so that it is automatically recalled whe...
Page 14
L-acoustics p series manual v2 11/14/2006 13 1.3 sb15p presets the sb15p has an operating bandwidth of 45 – 100 hz (-3 db) with a usable low frequency of 40 hz (-10 db) and is optimized for use with 108p or 112p enclosures as a low frequency extension. When used with 108p or 112p enclosures in x-ove...
Page 15
L-acoustics p series manual v2 11/14/2006 14 1.4 108p description the 108p is a self-powered, bi-amplified, two-way coaxial full range loudspeaker containing one direct radiating, bass reflex-loaded, weather-resistant 8-inch low frequency transducer and one 25 mm (1.0 inch) exit, 44 mm (1.7 inch) vo...
Page 16
L-acoustics p series manual v2 11/14/2006 15 1.5 112p description the 112p is a self-powered, two-way, coaxial full range loudspeaker containing one direct radiating, bass reflex-loaded, weather-resistant 12-inch low frequency transducer and one 1.4 inch exit, 3 inch voice coil diameter, titanium al...
Page 17
L-acoustics p series manual v2 11/14/2006 16 1.6 sb15p description the sb15p self-powered subwoofer contains a single 15-inch loudspeaker component that is front- loaded in an optimally-tuned and vented enclosure. Usable frequency response is 45 to 100 hz with less than ± 3 db variation and the usab...
Page 18
L-acoustics p series manual v2 11/14/2006 17 two recessed handles are located on the sides of the sb15p for handling purposes and a 36-mm (1.42 in) diameter pole mount socket mounted on the top side. When used in conjunction with a bottom attachment plate, the pole mount socket can be used with the ...
Page 19
L-acoustics p series manual v2 11/14/2006 18 2. Connectors and cables figure 14a: 108p / 112p dsp power amplifier module rear panel figure 14b: sb15p dsp power amplifier module rear panel before applying ac power, ensure that the voltage selector is correctly set for the mains power source (115 v or...
Page 20
L-acoustics p series manual v2 11/14/2006 19 to daisy-chain connect mains power from a 108, 112p or sb15p loudspeaker to additional p series enclosures (up to 3), use a cable with a grey neutrik powercon nac3fcb connector at one end (connected to the power output connector of the p series enclosure ...
Page 21
L-acoustics p series manual v2 11/14/2006 20 note: when cabling your p series loudspeaker for the first time, set the volume control fully counter- clockwise (-∞). The input sensitivity of the 108p, 112p or sb15p can be matched to the output of the mixing console (or other program source) by using t...
Page 22
L-acoustics p series manual v2 11/14/2006 21 3.2 distributed sound reinforcement distributed sound reinforcement using p series enclosures can provide even spl coverage and frequency response while reducing audible interference effects. For distributed installation, the optimum spacing between enclo...
Page 23
L-acoustics p series manual v2 11/14/2006 22 3.3 108p nearfield monitoring accurate frequency response (due to on-board dsp) and imaging (due to the point source coaxial configuration) combined with elevated spl output capacity make the 108p ideal for use as a high performance nearfield monitor for ...
Page 24
L-acoustics p series manual v2 11/14/2006 23 4. Installation procedures the etr8-2 is an optional accessory u-bracket for wall or ceiling mounting of the 108p. Note: always orient the etr8-2 with the fixed arm on the bottom when installing the 108p in the vertical orientation 4.1 etr8-2 u-bracket at...
Page 25
L-acoustics p series manual v2 11/14/2006 24 4.2 etr112xt u-bracket attachment the etr112xt is an optional u-bracket accessory for wall (vertical orientation) and ceiling or scaffold (horizontal orientation) mounting of the 112p. Three mount holes are available on the center section of the etr112xt ...
Page 26
L-acoustics p series manual v2 11/14/2006 25 (9) front perspective view (9) rear perspective view figure 21: etr112xt u-bracket installation procedure 4.3 xtliftbar attachment the optional xtliftbar accessory allows for single point rigging of 112p enclosures with 5 pick points available for tilt ad...
Page 27
L-acoustics p series manual v2 11/14/2006 26 4.4 etr15p u-bracket attachment the etr15p is an optional u-bracket accessory for wall mounting (vertical orientation only – fixed arm on the bottom / pivoting arm on top) and ceiling or scaffold mounting (horizontal orientation only). Three mount holes a...
Page 28
L-acoustics p series manual v2 11/14/2006 27 4.5 safety rules l-acoustics loudspeakers can be ceiling-suspended or attached to a wall (vertical orientation only) using accessories that are either supplied or recommended by l-acoustics only. Installation must be done according to the following instru...
Page 29
L-acoustics p series manual v2 11/14/2006 28 5. P series loudspeaker operation before applying ac power, ensure that the voltage selector is correctly set for the mains power source (115 v or 230 v) and that the fuse has the appropriate rating. Set the rear panel volume potentiometer to the minimum ...
Page 30
L-acoustics p series manual v2 11/14/2006 29 6. Specifications 6.1 108p specifications acoustical performance frequency response frequency response: 65 – 20k hz (± 3 db) (fill preset) usable bandwidth: 55 – 22k hz (-10 db) system sensitivity -21 dbu (0.071 vrms) 94 db spl 65 – 20k hz (fill preset) n...
Page 31
L-acoustics p series manual v2 11/14/2006 30 figure 24: 108p line drawing.
Page 32
L-acoustics p series manual v2 11/14/2006 31 figure 25: 108p + etr8-2 line drawing.
Page 33
L-acoustics p series manual v2 11/14/2006 32 6.2 112p specifications acoustical performance frequency response frequency response: 60 – 18k hz (± 3 db) (fill preset) usable bandwidth: 50 – 20k hz (-10 db) system sensitivity -21 dbu (0.071 vrms) 96 db spl 60 – 18k hz (fill preset) nominal directivity...
Page 34
L-acoustics p series manual v2 11/14/2006 33 figure 26: 112p line drawing.
Page 35
L-acoustics p series manual v2 11/14/2006 34 figure 27: 112p + etr112xt line drawing.
Page 36
L-acoustics p series manual v2 11/14/2006 35 figure 28: 112p + xtliftbar line drawing.
Page 37
L-acoustics p series manual v2 11/14/2006 36 6.3 sb15p specifications acoustical performance frequency response operating bandwidth: 45 – 100 hz (± 3 db) usable low frequency: 40 hz (-10 db) system sensitivity -21 dbu (0.071 vrms) 93 db spl 45 – 200 hz system output spl one enclosure 121db (continuo...
Page 38
L-acoustics p series manual v2 11/14/2006 37 figure 29: sb15p line drawing.
Page 39
L-acoustics p series manual v2 11/14/2006 38 figure 30: sb15p + etr15p line drawing.
Page 40
L-acoustics p series manual v2 11/14/2006 39 warranty and disclaimers this product is warranted to be free from defects in components and factory workmanship under normal use and service for a period of 3 years from the date of original purchase. During the warranty period, l-acoustics or its nomina...
Page 41
L-acoustics p series manual v2 11/14/2006 40 declaration of ec conformity for the product: catalog item: 108p description: l-acoustics 108p loudspeaker enclosure dimensions: 421 mm x 250 mm x 299 mm (h x w x d) material: baltic birch plywood with external steel rigging plates optional accessories: r...
Page 42
L-acoustics p series manual v2 11/14/2006 41 declaration of ec conformity for the product: catalog item: etr8-2 description: l-acoustics etr8-2 rigging accessory dimensions: 485 mm x 225 mm x 50 mm (h x w x d) material: steel product origin country of origin of the product: france country of origin ...
Page 43
L-acoustics p series manual v2 11/14/2006 42 declaration of ec conformity for the product: catalog item: 112p description: l-acoustics 112p loudspeaker enclosure dimensions: 540 mm x 416 mm x 390 mm (h x w x d) material: baltic birch plywood with external steel rigging plates optional accessories: r...
Page 44
L-acoustics p series manual v2 11/14/2006 43 declaration of ce conformity for the product: catalog item: etr112xt description: l-acoustics etr112xt rigging accessory dimensions: 630 mm x 320 mm x 54 mm material: steel product origin country of origin of the product: france country of origin for comp...
Page 45
L-acoustics p series manual v2 11/14/2006 44 declaration of ec conformity for the product: catalog item: xtliftbar description: l-acoustics xtliftbar rigging accessory dimensions: 180 mm x 79 mm x 46 mm (h x w x d) material: steel product origin country of origin of the product: france country of or...
Page 46
L-acoustics p series manual v2 11/14/2006 45 jacques spillmann, chief engineer - manufacturing declaration of ec conformity for the product: catalog item: sb15p description: l-acoustics sb15p loudspeaker enclosure dimensions: 445 mm x 520 mm x 520 mm (h x w x d) material: baltic birch plywood with e...
Page 47
L-acoustics p series manual v2 11/14/2006 46 declaration of ce conformity for the product: catalog item: etr15p description: l-acoustics etr15p rigging accessory dimensions: 527 mm x 415 mm x 60 mm material: steel product origin country of origin of the product: france country of origin for componen...
Page 48
L-acoustics p series manual v2 11/14/2006 47 approvals this equipment conforms to the requirements of low voltage directive 73/23/eec and the emc directive 89/336/eec. This equipment also conforms to the following standards: emc emission en55103-1, e3 emc immunity en55103-2, e3 emc 47 cfr fcc part 1...