Sound Town STCA180-6Z, STCA360-6Z Public Address Amplifier
User Manual
Model Numbers: STCA180-6Z, STCA360-6Z
Public Address Amplifier with Bluetooth & Optical
Manufacturer: Sound Town Inc.
Address: Los Angeles, California, USA
Website: www.soundtown.com
© 2021 SOUNDTOWN. Features and specifications are subject to change and/or improvement without notice.
Important Safety Instructions
- Read all safety and operating instructions before using this product.
- All safety and operating instructions should be kept for future reference.
- Read and understand all warnings listed on the operating instructions.
- Follow all operating instructions to operate this product.
- This product should not be used near water, i.e. Bathtub, sink, swimming pool, web basement etc.
- Only use dry cloth to clean this product.
- Do not block any ventilation openings; it should not be placed flat against a wall or placed in a built-in enclosure that will impede the flow of cooling air.
- Do not install this product near any heat sources, such as, radiators, heat registers, stove or other apparatus (including heat producing amplifiers) that produce heat.
- Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blades with one wider than the other. A grounding-type plug has two blades and a third grounding prong. The side blade or the third prong are provided for your safety; if the provided plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet.
- Protect the power cord from being walked on or pinched, particularly at plugs, convenience receptacles, and the point where they exit from the apparatus. Do not break the ground pin of the power supply cord.
- Only use attachments specified by the manufacturer.
- Use only the cart, stand, tripod, bracket, or table specified by the manufacturer or sold with the apparatus. When a cart is used, use caution when moving the cart/apparatus combination to avoid injury from tip-over.
- Unplug this apparatus during lightning storms or when unused for long periods of time.
- Care should be taken so that objects do not fall and liquids are not spilled into the unit through the ventilation ports or any other openings.
- Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way; such as, the power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.
- WARNING: To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture.
- When the MAINS plug, or an appliance coupler is used as the disconnect device, the disconnect device should remain readily operable.
- Protective Ground Terminal: The apparatus shall be connected to an AC main socket with a protective earth ground connection.
CAUTION: RISK OF ELECTRIC SHOCK DO NOT OPEN
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE CHASSIS. NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
AVIS: RISQUE DE CHOC ELECTRIQUE-NE PAS OUVRIR.
Features
- 3 MIC Input (support 12V phantom power and 1 Priority MIC)
- 1 Optical Input (SPDIF) and 3 Line input (1 x RCA & 2 x 1/4")
- 1 RCA Line output
- BLUETOOTH, SD, USB, FM input with LCD display
- Treble / Bass control & effect (REPEAT, SPEED, ECHO)
- Over current, short circuit protection
- 70V/100V output
- Low impedance 4~16 ohm output
- 6 zone outputs with individual volume control
In the Package
- 1 STCA amplifier
- 1 User Manual
- 1 Power cable
- 1 Warranty Card
- 1 Remote control
Product Overview & Controls
Front Panel
The front panel provides access to the MP3 player, microphone and line input level controls, tone and volume adjustments, effect settings, chime function, and zone volume controls. Indicators for power and fault status are also present.
| # | Control | Description |
|---|---|---|
| 1 | MP3 PLAYER | Bluetooth, SD card, USB, FM and recorder (with LCD display). |
| 2 | Priority MIC or MIC1 LEVEL CONTROL | Rotated knobs to adjust the level of the Priority MIC (1/4" connector on front) or the MIC1 (XLR connector on back). Note: Please do NOT have both inputs active at the same time; only input either one. |
| 3 | MIC/ LINE LEVEL CONTROL | 2 rotated knobs to adjust the level of 2 mic/line (XLR-1/4" combo) input signals. |
| 4 | SPDIF VOLUME | A rotated knob to adjust the level of optical (SPDIF) input signal. |
| 5 | LINE3 LEVEL CONTROL | A rotated knob to adjust the level of LINE3 (RCA) input signal. |
| 6 | MP3 LEVEL CONTROL | A rotated knob to adjust the level of MP3 signal. |
| 7 | BASS | To increase or decrease the low frequency of the input signal. |
| 8 | TREBLE | To increase or decrease the high frequency of the input signal. |
| 9 | MASTER VOLUME | To adjust the overall volume level. |
| 10 | EFFECT | 3 Effect controls to adjust the REPEAT/SPEED/ECHO depth. |
| 11 | MIC1 SOCKET | 1/4" microphone input (priority mic.). |
| 12 | CHIME | Push the button for a CHIME. |
| 13 | INDICATOR | The power LED illuminates when the amplifier is turned on; the fault LED illuminates when the amplifier load is short-circuited or overheats; a 6-segment LED indicates the master output level. |
| 14 | 6 ZONE KNOB | To adjust 6 zone volumes separately in 5 steps each. |
MP3 Player with Bluetooth and Recorder Buttons
- A. The SD card input.
- B. MODE: Press to switch the signal source USB/SD/BLUETOOTH.
- C. PLAY/PAUSE.
- D. Short press to enter the menu; Press and hold to enter the recording state.
- E. REPEAT: Press to change cycle mode.
- F. PREV: Short press to jump to previous song; press and hold to enter rewinding state.
- G. NEXT: Short press to jump to next song; press and hold to enter forwarding state.
- H. USB input.
Rear Panel
The rear panel houses the AC power input, voltage selection switch, fuse holder, 24V DC power input, and various audio output and input connectors including speaker binding posts for different impedance and voltage configurations, line inputs, and line output.
| # | Connector/Control | Description |
|---|---|---|
| 15 | PRIORITY MIC 1 (MUTE) | For signal other than PRIORITY MIC1, attenuation between 0dB to -30dB. |
| 16 | MIC1 (PRIORITY MIC) | One XLR connector is provided for microphone input. |
| 17 | MIC/ LINE INPUT | 2 x 1/4" jack & XLR combo connector are provided for mic/line signal input. Use the 1/4" connector for line level signal input and the XLR connector for microphone input. |
| 18 | PHANTOM | This amplifier supports 12V phantom powered microphones. Push the 'PHANTOM' button when a phantom powered microphone is connected. |
| 19 | LINE INPUT | One RCA connector is provided for line level signal input. |
| 20 | LINE OUT | One RCA connector is provided for signal output (mixed output). |
| 21 | SPDIF | One SPDIF connector is provided for optical input. |
| 22 | 100V OUTPUT BINDING POST | To provide 100V voltage output. For speakers with a 100V transformer, connect the positive ends to the '100V' red post and the negative ends to the 'COM' post. |
| 23 | 70V OUTPUT BINDING POST | To provide 70V voltage output. For speakers with a 70V transformer, connect the positive ends to the '70V' red post and the negative ends to the 'COM' post. |
| 24 | LOW IMPEDANCE OUTPUT BINDING POST | For 4~16 ohm low impedance speakers, connect the positive ends to the '4~16 ohm' red post and the negative ends to the 'COM' post. |
| 25 | COM OUTPUT SOCKET | This is the common post. For whichever 70V/100V/4~16ohm connection, connect the negative ends to the 'COM' post. |
| 26 | 6 ZONE OUTPUT BINDING POST | To provide 100V voltage output divided among 6 different zones. |
| 27 | AC INPUT | 110V~220V / 50~60Hz. |
| 28 | VOLTAGE SELECTION | This switch is supplied for moving the unit from 110 voltage (US standard) to 220 voltage (European Standard). Set the switch to the proper voltage for your area. |
| 29 | FUSE HOLDER | Only replace the fuse when the device is disconnected from mains. Only replace the fuse with the same power and rate. |
| 30 | 24V DC POWER | Connect to an external 24V storage battery. When AC power is connected, it will recharge the storage battery. When no AC power is connected, the amplifier will take the power supply from the battery. |
Specifications
| STCA180-6Z | STCA360-6Z | |
|---|---|---|
| MODEL | STCA180-6Z | STCA360-6Z |
| OUTPUT POWER | 180W RMS | 360W RMS |
| OUTPUT TYPE | 70V/100V/4~16Ω | 70V/100V/4~16Ω |
| MIC INPUT | 3mV, 600Ω | 3mV, 600Ω |
| LINE INPUT | 200mV, 10KΩ | 200mV, 10KΩ |
| FREQ. RANGE | 50Hz~20kHz | 50Hz~20kHz |
| DISTORTION | 0.5% (1kHz) | 0.5% (1kHz) |
| S/N RATIO (MIC) | 85 dB | 85 dB |
| S/N RATIO (AUX) | 116 dB | 116 dB |
| VOLTAGE | AC110V~220V, DC 24V | AC110V~220V, DC 24V |
| FUSE | AC 7A, DC 20A | AC 10A, DC 30A |
| DIMENSION | 19" x 15.3" x 3.5" (2U) | 19" x 15.3" x 3.5" (2U) |
| PACKING SIZE | 21" x 18.7" x 6.9" | 21" x 18.7" x 6.9" |
| N.W. | 22 Lbs | 30 Lbs |
| G.W. | 24 Lbs | 32 Lbs |
How can we help you?
CONTACT OUR US-BASED SUPPORT TEAM
Simple or complex, your questions are important to us. For service, support or more information, please contact the Sound Town support team:
Email: support@soundtown.com
