Technical data

Series SPB Audio Boosters Manual, Revision A
9-1
9 Technical Data
9.1 Mechanical
Parameter SPB-80/4 and SPB-160 SPB-320
Dimensions (H x W X D) 21 x 16 x 6 inches 36 x 24 x 6 inches
Weight 36 lb 100 lb
Finish Red Red
Enclosure Construction Type Enclosure Door 0.060” steel
Enclosure Backbox 0.060”
steel
Enclosure Door 0.075” steel
Enclosure Backbox 0.060”
steel
Mounting Indoor surface mount Indoor surface mount
Wiring Entry Knockouts (3/4”-1”)
(20 total)
Top and side knockouts
14 – (3/4-1”) and 4 – (1 1/4-1
½”)
Door Lock Standard Cooper Wheelock
key-lock (SP-KEY)
Standard Cooper Wheelock
key-lock
PC Boards 1 - Audio Booster mother
Board (SPBMB-160 and
SPBMB-80)
1 - 27VDC Power Supply
(SPBPS)
2- SPB-160 Audio Booster
mother board (SPBMB-160)
2- 27VDC Power Supply
(SPBPS)
1- AC Input Terminal PC
Board
9.2 Environmental
Parameter Description
Operating Temperature 0 to 49 °C (32 to 120 °F)
Storage Temperature -20 to 70 °C (-4 to 158 °F)
Humidity, Non-condensing 93 ± 5% at 30 ± 2 °C (86 ± 4 °F)