SPECO TECHNOLOGIES
PROFESSIONAL SERIES
INSTRUCTION MANUAL
PAT-20TB MOBILE PUBLIC
ADDRESS AMPLIFIER
WITH TALK BACK SYSTEM
Low Hi
PA & TALK BACK AMPLIFIER
MIC
PAT-20TB
ON
OFF
POWER
TONE
AUX VOLUME
Min Max
VOLUME
Mic input
3mv/5k
TALK
BACK
PA
Страница 1: ...ESSIONAL SERIES INSTRUCTION MANUAL PAT 20TB MOBILE PUBLIC ADDRESS AMPLIFIER WITH TALK BACK SYSTEM Low Hi PA TALK BACK AMPLIFIER MIC PAT 20TB ON OFF POWER TONE AUX VOLUME Min Max VOLUME Min Max Mic inp...
Страница 2: ...at may be of sufficient magnitude to constitute a risk of electric shock to persons This symbol is intended to alert the user to the presence of important operation and mainte nance servicing instruct...
Страница 3: ...n operation read your manual completely SPECIFICATIONS POWER OUTPUT 20 WATTS RMS EXT TALK BACK POWER OUTPUT 4 WATTS RMS INSIDE SPEAKER OUTPUT IMPEDANCE 4 or 8 OHMS TOTAL HARMONIC DISTORTION Less than...
Страница 4: ...kets to the unit Use the unit with brackets mounted as a template to mark the holes that are to be drilled CAUTION When drilling hole be sure that you are not interfering with any electrical wiring Af...
Страница 5: ...clockwise to increase volume level 5 TONE CONTROL Bass tones emphasized when turned counter clockwise and treble tones emphasized when turned clockwise 6 MIC VOLUME CONTROL Turn clockwise to increase...
Страница 6: ...TO SPEAKER 4 8ohms Cigarette Lighter Adaptor Figure 3 MIC ELECTRICAL AND SPEAKER WIRING 4...
Страница 7: ...8K SW1 POWER SWITCH D1 1N4005 VR12 10K AUX VR R1 2 2K LD1 POWER LED CH1 R33 12K Q15 C3198 C24 100 10 R34 120K R32 4 7K Q14 C3198 R31 12K VR13 10K TONE VR C25 393M RY1 Q12 C3198 C23 10 50 R25 12K JK1 R...
Страница 8: ...FOR ASSISTANCE OR REPAIR SERVICE CONTACT 200 NEW HIGHWAY P O BOX 726 AMITYVILLE N Y 11701 0726 631 957 8700 1 800 645 5516...
