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Lowell Rack Power Audio

Lowell Rack Power Audio

Lowell Rack Power Audio


AUDIO: Soundmasking

Drop Ceiling: lay-in

LT sound masking speaker music, paging

LT-series (music/paging/sound-masking):  single-system solution for paging and masking. The 1' x 2' assembly replaces half of (non-tegular) 2' x 2' ceiling tile. Ideal for use where ceiling to deck space is limited. Includes 2 speakers with transformers, 1' x 2' subplate with grille and partitioned backbox. Paging driver fires down to provide clear voice transmission, masking driver fires up to shape background sound levels for improved privacy in open environments with drop ceilings. Ships ready-to-install. Speaker size: 8" (1'x2' or 2'x2' assembly). Patented design (U.S. patent no's. 7,120,269; D467579; 7,643,647 (B2); and 6,950,526) specs


Drop Ceiling: grid-mount

soundmasking speaker for drop ceilings

SMTGM-series (formerly SMLT-series): sound-masking grid-mount speakers sit above ceiling tile and shape background sound levels to aid conversational privacy in open areas with drop ceilings. System includes speaker, transformer, backbox and grille. Some models include volume adjustment control. Speaker size: 8" (1'x2) or 4" (1'x2'). specs


Above Ceiling:

Fully assembled sound masking systems provide sound dispersion in above-ceiling (plenum) applications. Ready-to-install assemblies include factory-wired speaker with dual-voltage transformer and externally exposed 4" strain-relieved leads mounted in a backbox with perforated grille, plus 4-ft. chain, S-hook and rigid wire hanger for kink-free, single-point suspension.

  SM601 sound masking speaker

SM-601-series: (12W) can only be aimed up. System includes speaker 805 (8" 12W dual cone, 5 oz. magnet), transformer TLM572 (tap selections at 0.25, 0.5, 1, 2, 5W), steel backbox (325 cu.in. cylinder) with perforated grille. Black. specs

 
  sound masking speaker soundmasking above ceiling

SM-802-series: (15W) can be aimed up, down or suspended from structural deck for horizontal sound dispersion. System includes speaker 810 (8" 15W dual cone, 10 oz. magnet), transformer TLM572 (tap selections at 0.25, 0.5, 1, 2, 5W), steel backbox (671 cu.in. cylinder) with perforated grille. Black. specs

 
  sound masking speaker soundmasking above ceiling

SM-803-series: (20W) can be aimed up, down or suspended from structural deck for horizontal sound dispersion. System includes speaker CT830 (8" 20W coaxial, 10 oz. LF and 2.1 oz. HF magnets), transformer TLM572 (tap selections at 0.25, 0.5, 1, 2, 5W), steel backbox (671 cu.in. cylinder) with perforated grille. Black. specs

 
  SM810 soundmask speaker

SM-810-series: (15W) can be aimed up, down or sideways. System includes speaker 810 (8" 15W dual cone, 10 oz. magnet), transformer TLM572 (tap selections at 0.25, 0.5, 1, 2, 5W) and steel backbox (700 cu.in. square) with perforated grille. Black. specs


Electronics:

compact signal generator

Compact Signal Generator (SMG-1): digital, pink noise signal generator (without amplifier), with balanced line or mic level (Low-Z) and high impedance (Hi-Z) outputs. Drives external devices such as equalizers or amplifiers. Includes barrier strip connections. Black. 5"W x 6"L. specs

 
  rackmount signal generator

Rackmount Signal Generator (SMG-1R): model digital pink or white noise signal generator (without amplifier), with balanced line or mic level (Low-Z) and high impedance (Hi-Z) outputs. Drives external devices such as equalizers or amplifiers. Includes barrier strip connections. 19"W x 5"D x 1U Black. specs

 
  rackmount soundmasking generator amplifier

Rackmount Generator/Amplifier (SMGA-5): digital, pink noise signal generator-amplifier (70V, 25V, or 8 ohm output) for sound masking applications. Black powder epoxy finish. Includes barrier strip connections. 1U x 9"D chassis for small, stand-alone masking or masking-paging installations. Can also be used to add masking to an existing paging system or zoned area. The built-in 5W amplifier can be used for paging, music, or signaling sources. System controls include output level and adjustable low pass filter, noise level, master level and individual controls for bass, mid and treble. specs

 
  rackmount soundmasking generator amplifier rack mount

Rackmount Generator/Amplifier: model SMGA-20 is a digital, pink or white noise signal generator/amplifier (70V, 25V, or 8 ohm output) for sound masking applications. Black powder epoxy finish. Includes barrier strip connections. 2U x 9"D chassis. Features 20W amplifier with outputs for balanced line of mic level (Low-Z) and high impedance line (Hi-Z), and level adjustment for auxiliary input signal. Line output and auxiliary input can be configured to use an external equalizer. Includes bass, mid and treble tone controls. UL-Listed. specs

 
   

19" Rackmount Monitor Panels: monitor input/output (line/speaker) signals. more

 
  impedance matching transformer xfmr

Impedance Matching Transformer (TLM-600): speaker-to-line matching transformer is often used in conjunction with a masking generator (models SMGA5 or SMGA20) when adding masking capability to an existing music/paging system. (25V-70V-25K ohm in to 600-150 ohm out). specs

 

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