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Summary of Contents for ITC T-B20
- Page 1 PUBLIC ADDRESS SYSTEM T-B20 T-B40 T-B60 MIXER AMPLIFIER Please follow the instructions in this manual to obtain the optimum results from this unit. We also recommend that you keep this manual handy for future reference.
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Page 2: Table Of Contents
TABLE OF CONTENTS 1. SAFETY PRECAUTIONS ..................3 GENERAL DESCRIPTION ..................5 3. FEATURES .........................5 4. NOMENCLATURE AND FUNCTIONS 4.1 Front Panel ....................... 6 4.2 Rear Panel.........................7 4.3 Remote control......................7 OPERATION ILLUSTRATION ..................8 CONNECTION DRAWING ..................11 BLOCK DRAWING ....................12 SPECIFICATION ....................13... -
Page 3: Safety Precautions
AC outlet and as doing so may result in fire or electric shock. contact your nearest ITC dealer. Make no further attempt to operate the unit in this condition as this Use the unit only with the voltage specified on the may cause fire or electric shock. - Page 4 When removing the power cord, be sur e to hold its plug to pull. Co ntact your ITC dealer as to the cleaning. If dust is allowed to accumulate in the unit over Do not block the ventilation slots in the unit's cover.
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Page 5: General Description
2. GENERAL DESCRIPTION This is desktop mini size constant voltage power amplifier, beautiful looking, light, portable, can used in family, cafe, class room, and other small room for broadcasting. 3. FEATURES Beautiful, light and portable desktop amplifier Can used in different sound effect place: 20W 40W 60W for choose. Good sound with 4~16 ohm output and 100V output, can play music in short distance and can broadcasting in long distance Adopt 6.3 audio mic input and RCA input for customer to choose. -
Page 6: Nomenclature And Functions
4. NOMENCLATURE AND FUNCTIONS 4.1 FRONT PANEL 2 3 4 5 6 MIC1 input MP3 power switch 3. P revious track/volume down Play/Pause Next one/volume up 6. Mode selection MP3-volume control knob BASS Adjust bass response. Rotate clockwise to increase bass output and anticlockwise to reduce it. TREBLE Adjust treble response. -
Page 7: Rear Panel
NOMENCLATURE AND FUNCTIONS 4.2 REAR PANEL 23 24 power input 21. Vents SPEAKER TERMINALS Connecting the speaker terminal. COM is for public terminal which could be connected with negative terminal and the ground wire. 4~16 terminal is used to connect the speaker with impedance 4~16 ;... -
Page 8: Operation Illustration
O P E R A T I O N I L L U S T R A T I O N Power indication Power switch MIC1 AUX1 AUX2 OUTPUT LEVEL POWER 88:8.8 MIC1 MUSIC BASS TREBLE MASTER OFFON MODE Figure 5.1/5.2 When power switch is "ON", power is on and power indication light is on(Red). - Page 9 O P E R AT I O N I L L U S T R AT I O N AUX1/AUX2 input Volume control POWER OPEN/ PLAY STOP PREVIOUS NEXT CLOSE Figure 5.4 When back panel AUX1/AUX2 assist in, its volume should be control by AUX1/AUX2 knob, and combine with BASS/TREBLE adjustment to reach effect you want.AU X1/AUX2 assist input should adopt RCA unbalance connect port input, can used to connect with CD/MP3/TUNER Note:...
- Page 10 O P E R AT I O N I L L U S T R AT I O N The Operation Instruction of Built-in MP3 The MP3 can be switched on/off separately. The USB interface and SD card take the priority of others. "OFF/ON"...
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Page 11: Connection Drawing
6.CONNECTION DIAGRAM... -
Page 12: Block Drawing
7. BLOCK DIAGRAM... -
Page 13: Specification
8. SPECIFICATIONS Model T-B20 T-B40 T-B60 Input sensitivity/impedance Loudspeaker output 4~16 /100V MIC IN: +5mV, unbalanced 6.3 connection terminal Input Sensitivity & source impedance AUX IN: 350mV, unbalanced RCA connection terminal Bass: 100Hz 10dB Tone Treble: 10KHz 10dB Frequency response... - Page 14 PUBLIC ADDRESS SYSTEM VersionV0.1...
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