275 Hz to 14 kHz Frequency Response, Model SP158A Reentrant Horn Loudspeakers The Bogen SPT15A and SP158A are high-intelligibility horns for paging systems. Their weatherproof, all metal construction features a unique all-purpose mounting bracket. SPT15A has a variable impedance selector switch for 25 V or 70 V line. 20 watts equalized power rating. Models SPT30A and SP308A are similar to the SPT15A and SP 158 A, with twice the power handling capability. Model SPT5A is a 7.5 watt speaker with variable impedance selection for 25 V or 70 V line.
275 Hz to 14 kHz Frequency Response, Model SP158A Reentrant Horn Loudspeakers
The Bogen SPT15A and SP158A are high-intelligibility horns for paging systems. Their weatherproof, all metal construction features a unique all-purpose mounting bracket. SPT15A has a variable impedance selector switch for 25 V or 70 V line. 20 watts equalized power rating. Models SPT30A and SP308A are similar to the SPT15A and SP 158 A, with twice the power handling capability. Model SPT5A is a 7.5 watt speaker with variable impedance selection for 25 V or 70 V line.
