Ahuja SSA 10000 High Wattage PA Mixer Amplifier front panel controls

High Wattage PA Mixer Amplifier SSA10000

KTI120010ZSSA1

Product Description

The Ahuja SSA-10000 is a heavy-duty 1000-watt high-wattage public address mixer amplifier engineered for continuous, reliable sound reinforcement in large venues and industrial installations.

Brand / Make: Ahuja
Model: SSA-10000
Power Output: 1350W Max., 1000W RMS at 10% THD, 850W RMS at 5% THD, 800W RMS at 2% THD
Input Channels: 8 × Mic (0.8mV/4.7kΩ), 3 × Aux (100mV/50kΩ), 1 × Aux (250mV/50kΩ via RCA for CD/DVD player), 1 × Line (1V/50kΩ)
Speaker Outputs: 2Ω, 4Ω, 70V, and 100V line matching taps
Preamplifier & Line Outputs: Preamp 200mV/600Ω, Line 1V/1kΩ (for recording or booster amplifiers)
Frequency Response: 50 – 15,000 Hz ±3dB
Signal to Noise Ratio: 60 dB
Tone Controls: Bass ±10dB at 100Hz, Treble ±10dB at 10kHz
Protection: Resettable circuit breaker and rear-panel MCB for overload and short-circuit protection
Power Supply: AC 220–240V 50/60Hz (1600VA) or DC 48V (4 × 12V Car Battery (they are not included), 12A) with instant automatic transfer to DC power upon AC mains failure
Speaker Protection: Box Speaker / Driver Unit selector switch (defeats bass boost in Driver Unit mode)
Dimensions & Weight: W540 × H185 × D510 mm, 42.0 kg

KTI120010ZSSA1

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Product Details
Available Brands	Ahuja
Unit	Numbers
HSN Code	85189000
Weight	42 kg
Dimension	L 51 x W 54 x H 18.5 cm cm ft in m
Warranty	12 Months No-Onsite Warranty
Tags/categories	Automation PA Solutions Amplifiers, Speakers

Unused items in original packing may be returned within 3 days of delivery. Custom, made-to-order, cut-to-size, installed, and opened hygiene/PPE items are not returnable.

Usually dispatched within 3 days

About this product .

The Ahuja SSA-10000 is an industrial-grade high-power mixer amplifier delivering up to 1350W maximum (1000W RMS) output. It is engineered to maintain low harmonic distortion across heavy-duty continuous public address operations, ensuring articulate speech intelligibility and high-fidelity background program broadcast.
Equipped with 8 microphone inputs and 4 auxiliary inputs, the amplifier offers extensive source mixing capability for multi-microphone setups. The Aux-4 input utilizes dedicated RCA jacks tailored for CD/DVD and external media players, while a dedicated Line Input allows connection to external audio mixing consoles or operation as a dedicated booster amplifier.
Flexible speaker matching is supported through 2-Ohm and 4-Ohm low-impedance taps as well as 70V and 100V distributed high-impedance line outputs. A front-panel Box Speaker/Driver Unit selector switch automatically defeats low-frequency bass boost when driving horn units, protecting compression driver diaphragms from overload damage.
Dual-power operation guarantees uninterrupted emergency broadcasting with support for standard 220-240V AC mains and instant automatic failover to a 48V DC battery bank (4 × 12V batteries (they are not included)). Overload and output short-circuit protection are provided by a front resettable circuit breaker and a heavy-duty rear-mounted MCB.
With dedicated Preamplifier and Line outputs, the SSA-10000 easily interfaces with supplementary booster amplifiers such as the SPA-10000 or recording devices. It is ideal for large auditoriums, industrial plant paging systems, public transportation hubs, places of worship, and large outdoor gatherings.

Product Information .

Worship Places Shopping Malls, Showrooms Conference Rooms Auditorium Conference Hall Event Management

System Compatibility and Interfacing

The Ahuja SSA-10000 High Wattage PA Mixer Amplifier is engineered for broad integration across industrial public address architectures, multi-source sound reinforcement systems, and high-capacity commercial audio networks. Featuring multiple input sensitivity profiles, balanced line outputs, and versatile load-matching capabilities, the unit integrates smoothly with both legacy equipment and modern signal processing infrastructure.

Audio Source and Mixing Console Interfacing

The unit provides dedicated input connectivity for high-density voice and media source requirements:

Microphone Inputs: 8 independent microphone input channels rated at 0.8mV/4.7kΩ, supporting standard dynamic microphones across distributed paging and multi-announcer installations.
Auxiliary Playback Inputs: 3 auxiliary line inputs rated at 100mV/50kΩ, alongside 1 dedicated Aux-4 input rated at 250mV/50kΩ terminated with an RCA socket for standard media sources, including CD players, DVD players, and external digital playback units.
Master Line Input: 1 high-level Line input rated at 1V/50kΩ, allowing the SSA-10000 to receive pre-mixed master audio feeds directly from external audio mixers or downstream mixing consoles, converting the unit into a high-capacity Booster Power Amplifier.

System Expansion, Recording, and Booster Amplifier Links

To support large-scale facility expansion and multi-zone zoning architectures, the SSA-10000 incorporates dedicated pre-amplified output lines:

Preamplifier Output: 200mV/600Ω output tap for driving auxiliary processing equipment, sub-mixers, or dedicated multi-channel signal routing devices.
Line Output: 1V/1kΩ output tap designed for daisy-chaining directly to secondary booster power amplifiers or feeding line-level master feeds to dedicated audio recording hardware.

Loudspeaker Load Matching and Acoustic Transducer Safeguards

The amplifier is equipped with flexible high- and low-impedance terminal taps to match diverse loudspeaker configurations across short-throw and long-distance distributed speaker lines:

Output Configuration	Load / Voltage Rating	Operational Application
Low-Impedance Direct	2Ω and 4Ω	Direct low-loss connection to high-power low-impedance speaker cabinets.
High-Voltage Distributed Line	70V and 100V	Long-distance commercial 70V/100V line distribution networks with line matching transformers.

To ensure compatibility across different speaker types, the SSA-10000 features an integrated Box Speaker/Driver Unit selector switch. When switched to the Driver Unit mode, the internal bass boost circuitry (which normally allows ±10dB at 100Hz) is automatically defeated to protect compression driver units and acoustic horns from low-frequency diaphragm excursion damage.

Mains Power and DC Battery Backup Compatibility

The amplifier operates from a standard single-phase AC mains supply of 220–240V AC at 50/60Hz with a rated power consumption of 1600VA. For critical continuity applications, the internal power supply includes an automatic transfer mechanism that instantly switches to a 48V DC power source requiring four 12V car battery units (they are not included) at a 12A current draw upon any AC mains interruption. Overload and line-level short-circuit protection across connected circuits is maintained by a resettable circuit breaker and a rear-mounted MCB.

Ahuja SSA-10000 Installation, Wiring, and Setup Guidelines

Proper integration of the Ahuja SSA-10000 High Wattage PA Mixer Amplifier requires systematic planning across mechanical placement, electrical supply routing, input signal interfacing, and speaker line matching. Due to its high power rating (1000W RMS / 1350W Max) and continuous duty design for extreme climatic conditions, adherence to standard commercial sound engineering practices ensures peak operational stability.

Mechanical Placement and Rack Considerations

The SSA-10000 chassis measures W540 × H185 × D (they are not included)510 mm and has a net weight of 42.0 kg. Ensure that equipment racks, reinforced industrial shelving, or flat mounting surfaces are rated to support this load safely. Maintain adequate clearance around the unit's ventilation slots to facilitate continuous airflow during high-output operation.

Dual AC and DC Power Supply Hookup

The amplifier is equipped with dual-source power capability, supporting standard mains operation alongside emergency DC battery backup with instantaneous switchover:

AC Mains Operation: Connect to a standard AC 220–240V, 50/60Hz line capable of supplying the amplifier's maximum consumption of 1600VA.
DC Battery Operation: Connect a 48V DC battery system formed by four 12V car batteries (they are not included) wired in series. The DC supply line must support a maximum current draw of 12A. In the event of an AC utility interruption, the amplifier automatically transfers to the 48V DC power source without signal drop.

Speaker Load Selection and Tap Configuration

The output terminal barrier strip accommodates both low-impedance speaker arrays and high-voltage distributed speaker networks with an output regulation of ≤ 2 dB from no load to full load at 1kHz:

Direct Low-Impedance Taps (2Ω and 4Ω): Designed for direct connection to low-impedance loudspeaker enclosures. Calculate total network impedance to prevent loading below the selected terminal rating.
High-Voltage Distributed Lines (70V and 100V): Utilize for long-distance distributed public address systems using line-matching transformers. Sum total tapped speaker wattage so it does not exceed the amplifier's continuous 1000W RMS output rating.
Box Speaker / Driver Unit Selector Switch: When connecting horn driver units, set the rear-panel selector switch to the 'Driver Unit' position. This defeats the low-frequency bass boost circuit, protecting horn diaphragms from mechanical excursion damage. Set to 'Box Speaker' when driving full-range cabinet speakers.

Input Wiring and Signal Routing

The amplifier features flexible input facilities for multi-source commercial installations:

Microphone Inputs: Connect dynamic microphones to the 8 dedicated Mic input channels (rated sensitivity: 0.8mV / 4.7kΩ).
Auxiliary Audio Inputs: Connect line-level sources to Aux 1–3 (100mV / 50kΩ). For dedicated CD/DVD playback equipment, use the Aux-4 input (250mV / 50kΩ) terminated with standard RCA sockets.
Line Input: Connect external mixing consoles or signal processors to the 1V / 50kΩ Line Input jack to use the SSA-10000 as a standalone booster power amplifier.

Preamplifier and Booster Outputs

For system expansion, connect external recording decks or slave booster amplifiers using the dedicated output jacks: the Preamp Output delivers 200mV at 600Ω, while the Line Output delivers 1V at 1kΩ for linking secondary power stages. Adjust overall tonal response via the master Bass (±10dB at 100Hz) and Treble (±10dB at 10kHz) controls. The integrated rear-panel MCB and resettable circuit breaker protect the output stage against accidental short circuits or line overloads.

Diagnostic and Troubleshooting Guide for Ahuja SSA-10000

Overload Protection and MCB / Circuit Breaker Tripping

The Ahuja SSA-10000 is equipped with a rear-panel Miniature Circuit Breaker (MCB) and a resettable circuit breaker engineered to protect output transistors and internal power stages from electrical overloads and output short circuits. If the amplifier suddenly shuts down or loses audio output during high-level operation, check the status of the rear MCB and circuit breaker.

Speaker Line Short Circuits: Inspect external speaker line runs connected to the 2Ω, 4Ω, 70V, or 100V output terminals for pinched cables, moisture ingress, or shorted voice coils. Remove the short circuit before resetting the rear breaker.
Load Impedance / Wattage Mismatch: Ensure total speaker loading does not exceed the rated output capacity (1000W RMS / 1350W Max). In low-impedance configurations, total impedance must not drop below the selected 2Ω or 4Ω tap rating. On 70V or 100V distributed lines, the sum of all transformer-tapped loudspeaker wattages must remain within the amplifier's maximum power handling limits.
Resetting Protection Devices: Allow the unit to cool briefly if thermal rise has occurred, clear the load fault, and manually reset the tripped MCB or resettable breaker. Fuse replacement is not required for these resettable mechanisms.

AC Mains and 48V DC Backup Power Switching

The amplifier is designed for dual-power operation, running on AC 220–240V 50/60Hz mains (1600VA consumption) with instantaneous transfer to an external DC 48V battery bank (12A consumption) if AC power fails.

Failure to Power Up on AC: Verify mains voltage stability within 220–240V AC. Check mains cable seating, main power switches, and facility distribution fuses.
Failure of Automatic DC Transfer: Verify that the external 48V battery bank consisting of 4 × 12V car battery units (they are not included) is connected with correct polarity and tight terminal contacts. Verify that the 4 × 12V batteries (they are not included) maintain an adequate terminal voltage under the 12A operating load.

Driver Unit Distortion and Frequency Filter Configuration

When driving horn driver units rather than full-range speaker cabinets, improper selector switch settings can lead to premature diaphragm strain or acoustic distortion.

Acoustic Distortion on Horn Drivers: Ensure the "Box Speaker / Driver Unit" selector switch on the amplifier is set to the "Driver Unit" position. In this position, the internal bass boost circuit is defeated, filtering out low frequencies below the operating range of horn units and protecting their driver voice coils.
Thin Sound on Full-Range Speakers: If full-range box speakers lack low-frequency presence, confirm that the switch is set to "Box Speaker" to enable normal low-end frequency response (50Hz to 15,000Hz ±3dB) and active Bass control adjustment (±10dB at 100Hz).

Input Signal Level Matching and Output Routing

The SSA-10000 provides distinct input channels with specific sensitivity and impedance ratings: 8 × Mic (0.8mV/4.7kΩ), 3 × Aux (100mV/50kΩ), 1 × Aux-4 RCA (250mV/50kΩ), and 1 × Line (1V/50kΩ).

Input Channel Clipping / Preamplifier Overdrive: High-output playback hardware such as CD/DVD players must be connected to the dedicated Aux-4 RCA input (250mV) or the Line input (1V). Connecting high-level line sources to high-gain Mic inputs (0.8mV) will cause severe clipping distortion.
Booster and Recording Output Issues: When chaining the SSA-10000 to booster power amplifiers, utilize the Line Output (1V/1kΩ) for optimal drive voltage. For external recording units, utilize the Preamp Output (200mV/600Ω) to prevent overloading recording input stages.
Signal-to-Noise Ratio (SNR 60dB) Optimization: Keep unused microphone and auxiliary channel gain potentiometers turned fully down to minimize residual background noise and hum.

Industrial and Large-Scale PA System Applications

The Ahuja SSA-10000 High Wattage PA Mixer Amplifier is engineered for high-demand public address, paging, and sound reinforcement deployments across industrial complexes, large commercial venues, and critical infrastructure facilities. Delivering 1000W RMS (up to 1350W Max) with robust output regulation (≤ 2 dB from no load to full load at 1kHz), this amplifier is built for continuous, trouble-free operation under extreme climatic and operational conditions.

1. Industrial Plant Paging and Wide-Area Perimeter Announcements

In manufacturing plants, logistics hubs, and processing yards, public address systems must overcome high ambient machinery noise over long transmission distances. The SSA-10000 provides dedicated 70V and 100V line outputs to drive extensive distributed speaker networks with minimal line loss. Its overload-protected output stage, monitored by a resettable circuit breaker and rear-mounted MCB, prevents system downtime caused by line faults or accidental short circuits across extensive factory perimeters.

2. Multi-Microphone Auditoriums, Institutions, and Assembly Venues

Venues requiring simultaneous multi-channel audio capture benefit from the integrated 8 Microphone inputs (0.8mV/4.7kΩ) and 4 Auxiliary inputs. The amplifier eliminates the requirement for an external mixer in medium-to-large speech reinforcement setups such as civic halls, convention centers, and educational complexes. Aux-4 features an RCA socket specifically designed for direct connection to media players (CD/DVD/auxiliary playback sources), while Bass (±10dB at 100Hz) and Treble (±10dB at 10kHz) controls optimize vocal intelligibility over a 50Hz to 15,000Hz frequency response.

3. Outdoor Horn Driver Arrays and Siren Systems

When driving reflex horns and outdoor paging sound projectors, low-frequency content can cause diaphragm damage. The SSA-10000 features a dedicated Box Speaker / Driver Unit selector switch. Setting the switch to the Driver Unit position defeats the bass boost, protecting horn driver units from over-excursion while ensuring clear, penetrating projection across stadiums, open grounds, and perimeter security posts using 2Ω, 4Ω, 70V, or 100V line taps.

4. Central Booster Amplification in Distributed Sound Architectures

For large facilities utilizing centralized mixing consoles, the SSA-10000 functions as a high-capacity booster power amplifier via its 1V/50kΩ Line Input. In expanded systems requiring multi-zone power distribution, its Preamp output (200mV/600Ω) and Line output (1V/1kΩ) allow seamless daisy-chaining to additional booster units, such as the Ahuja SPA-10000, as well as simultaneous connection to monitoring or programme recording consoles.

5. Uninterrupted Emergency Evacuation and Safety Broadcasts

Critical life safety and emergency announcement systems require continuous operation during mains power failure. The SSA-10000 operates on AC 220–240V 50/60Hz and incorporates an instant automatic switchover to a 48V DC power bank using 4 × 12V batteries (they are not included), drawing 12A DC at full capacity to maintain round-the-clock emergency notification capability without audio interruption.

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