TZA - 7000:
Ahuja TZA-7000 – 700 Watts 2-Zone PA Power Amplifier
Specifications
| Parameter | Details |
|---|---|
| Model | TZA-7000 |
| Type | 2-Zone PA Mixer Amplifier |
| Rated Output Power | 700 Watts RMS (350W + 350W at 10% THD) |
| Maximum Output Power | 1000 Watts Peak |
| Output Regulation | ≤ 2 dB (no load to full load at 1 kHz) |
| Frequency Response | 50 Hz – 15,000 Hz (±3 dB) |
| Total Harmonic Distortion (THD) | ≤ 0.5% at 1 kHz, 1/3 rated power |
| Signal-to-Noise Ratio | ≥ 60 dB |
| Input Channels | 4 Mic Inputs (0.65 mV / 4.7 kΩ) 2 Aux Inputs (100 mV / 470 kΩ) Line Input (1 V / 50 kΩ) |
| Tone Controls | Bass: ±10 dB at 100 Hz Treble: ±10 dB at 10 kHz |
| Speaker Outputs | 4 Ω, 8 Ω, 70 V, and 100 V for each zone |
| Zones | 2 Independent Zones with separate ON/OFF control |
| Protection | Short circuit, overload, and thermal protection with resettable circuit breaker |
| Power Supply | AC: 220–240 V, 50/60 Hz DC: 36 V (3 × 12 V batteries) |
| Power Consumption | 1100 VA (AC) / 12 A (DC) |
| Dimensions (W × H × D) | 510 × 180 × 440 mm |
| Weight | 33 kg |
Key Features
Integrated mixer amplifier with built-in mic and aux inputs — ideal for public address, announcements, and music playback.
Two-zone output for controlling separate areas with independent ON/OFF switches.
High power output of 700 watts suitable for large halls, auditoriums, schools, and outdoor events.
5 balanced microphone inputs with independent volume controls for flexibility in live use.
Bass and treble controls for tonal adjustment and sound clarity.
Resettable circuit breaker ensures protection against overload or short circuits.
Box Speaker / Driver Unit selector switch for safe operation with horn-type driver units.
Line input & output available for connection with external mixers or power amplifiers.
Dual power mode (AC/DC) — automatically switches to DC (battery) operation during power failure.
Rugged construction for long-term reliability under demanding conditions.