HT Series 25V, 70.7V and 100V LT Series HX Series LINE MATCHING TRANSFORMERS 32-WATT TRANSFORMER HT327. High power handling unit with minimal insertion loss and wide frequency response provides quality line matching of loudspeakers in high sound power systems. Unit is construct- ed of audio grade laminations and offers primary taps at 8, 16 and 32 watts with secondary impedance of 4 and 8 ohms. Insertion loss does not exceed 0.6dB and operates within a frequency range of +1dB from 30 Hz to 15 kHz. The transformer is designed for external mounting to surfaces other than the loudspeaker. 16-WATT TRANSFORMER & OPTIONAL MOUNTING BRACKET HT327 HT167. High quality line matching transformer 0.6dB insertion loss assures efficient loud- speaker matching in distributed 70.7-volt systems. Unit is constructed of audio grade lamina- tions and has primary taps at 4, 8 and 16 watts. The secondary impedance is 4 and 8 ohms. Frequency response is +1dB from 40 Hz to 15 kHz. CX188329. Dedicated mounting bracket facilitates installation of the HT-167 transformer to standard mounting holes 8 loudspeaker baskets. The bracket uses standard hardware and is compatible with systems utilizing loudspeaker Series: C5A, C10A(LWA), C803A (all versions), C883 and CP802. 8-WATT TRANSFORMERS HT167 HT-87/HT-82/HT810. High-efficiency transformers have a maximum insertion loss of 0.6dB for application in distributed sound systems. Units are constructed of audio grade laminations and have a full range frequency response of +1dB from 50 Hz to 15 kHz. The primary taps are 1, 2, 4 and 8 watts. The secondary impedance taps are 4 and 8 ohms. Model HT-87 is designed for 70.7-volt lines, Model HT-82 for 25-volt lines and HT810 for 100-volt lines. 5-WATT TRANSFORMERS LT-70/LT-25/LT100. General purpose transformers provide economical matching of loudspeak- ers for most distributed sound applications. The insertion loss does not exceed 1.5dB and the frequency response is +1.5dB from 100 Hz to 10 kHz. Primary taps are .5, 1, 2 and 5 watts. HT-87(82)(810) Secondary impedance is 8 ohms. Model LT-70 is designed for 70.7-volt lines and LT-25 for 25- volt systems. Model LT100 is a line matching transformer for 100-volt transmission systems. 4-WATT TRANSFORMERS LT-72. Quality dual-voltage transformer equipped with terminals for 70.7- and 25-volt line appli- cation is recommended for inventory reduction advantages. Primary taps are .5, 1, 2 and 4 watts. Secondary impedance is 8 ohms. The primary and secondary employ lead wire terminations. Frequency response is +1.5dB from 100 Hz to 10 kHz. Insertion loss does not exceed 1.5dB. HT-47/HT-42. Industry standard, high quality transformers with audio grade laminations offer low insertion loss and full-range frequency response. Insertion loss will not exceed 1.0dB and HT-47(42) the frequency response is +1dB from 60 Hz to 12 kHz. Primary taps are .5, 1, 2 and 4 watts. Secondary impedance is 8 ohms. Model HT-47 is designed for 70.7-volt lines and Model HT-42 is for 25-volt lines. LT-70(25), LT100, LT-471(421), LT-72, LT-272(222) Specifications subject to change without notice 1601 JACK MCKAY BLVD. / ENNIS, TEXAS 75119 U.S.A. / TELEPHONE: (800) 876-3333 / FAX (800) 765-3435 69 2001 Atlas Sound LP Printed in U.S.A. 000501 SL1-1369 One1 WATT TRANSFORMERS HX32-4570/HX-33-4525. Specifically designed for intercom applications when connecting a 45 ohm loudspeaker to a constant voltage system. The small size of these transformers makes them ideal for use in compact spaces. The insertion loss will not exceed 1.5dB and the frequency response is +2dB from 150 Hz-9 kHz. The primary taps are .5 and 1 watt. Secondary impedance is 45 ohms. Model HX32-4570 is designed for 70.7-volt lines and HX33-4525 for 25-volt lines. TRANSFORMER SPECIFICATIONS PRIMARY SECONDARY MAXIMUM PRIMARY SECONDARY POWER MODEL PRI. FREQUENCY TAPS IMPEDANCE INSERTION TERMIN- TERMIN- CORE- RATING NO. VOLTS RESPONSE (WATTS) (OHMS) LOSS ATIONS ATIONS SIZE (WATTS) 3 HT810 100 +1dB-50Hz-15KHz 1, 2, 4 & 8 4 & 8 .6dB 6 (152mm) 6 (152mm) 1 X 4 8 Color Coded Color Coded (25mm X19mm) 1 1 HT327 70.7 +1dB-30Hz-15KHz 8, 16 & 32 4 & 8 .6dB 6 (152mm) 6 (152mm) 1 4 X 1 4 32 Color Coded Color Coded (32mm X32mm) HT167 70.7 +1dB-40Hz-15KHz 4, 8 & 16 4 & 8 .6dB 6 (152mm) 6 (152mm) 1 X 1 16 Color Coded Color Coded (25 X 25mm) 3 HT-87 70.7 +1dB-50Hz-15KHz 1, 2, 4 & 8 4 & 8 .6dB 6 (152mm) 6 (152mm) 1 X 4 8 Color Coded Color Coded (25 X 19mm) 3 HT-82 25 +1dB-50Hz-15KHz 1, 2, 4 & 8 4 & 8 .6dB 6 (152mm) 6 (152mm) 1 X 4 8 Color Coded Color Coded (25 X 19mm) 5 5 HT-47 70.7 +1dB-60Hz-12KHz .5, 1, 2 & 4 8 1.0dB 6 (152mm) 6 (152mm) 8 X 8 4 Color Coded Color Coded (16 X 16mm) 5 5 HT-42 25 +1dB-60Hz-12KHz .5, 1, 2 & 4 8 1.0dB 6 (152mm) 6 (152mm) 8 X 8 4 Color Coded Color Coded (16 X 16mm) 5 5 LT100 100 +1.5dB-100Hz-10KHz .5, 1, 2 & 5 8 1.5dB 6 (152mm) 3 (76mm) 8 X 8 5 Color Coded Self Leads (16 X 16mm) 1 5 LT-72 70.7/ +1.5dB-100Hz-10KHz .5, 1, 2 & 4 8 1.5dB 6 (152mm) Com. Lead 2 X 8 4 25 Color Coded + Terminals (16 X 16mm) 1 5 LT-70 70.7 +1.5dB-100Hz-10KHz .5, 1, 2 & 5 8 1.5dB 6 (152mm) 3 (76mm) 2 X 8 5 Color Coded Self Leads (13 X 16mm) 1 5 LT-25 25 +1.5dB-100Hz-10KHz .5, 1, 2 & 5 8 1.5dB 6 (152mm) 3 (76mm) 2 X 8 5 Color Coded Self Leads (13 X 16mm) 3 3 HX32-4570 70.7 +2dB-150Hz-9KHz .5 & 1 45 1.5dB 6 (152mm) 4 (102mm) 8 X 8 1 Color Coded Color Coded (10 X 10mm) 3 3 HX33-4525 25 +2dB-150Hz-9KHz .5 & 1 45 1.5dB 6 (152mm) 4 (102mm) 8 X 8 1 Color Coded Color Coded (10 X 10mm) Specifications subject to change without notice 1601 JACK MCKAY BLVD. / ENNIS, TEXAS 75119 U.S.A. / TELEPHONE: (800) 876-3333 / FAX (800) 765-3435 2001 Atlas Sound LP Printed in U.S.A. 000501 SL1-1369