Boschmann 1700 Watt 4/3/2 Channel Power MOSFET Amplifier

JA998ATX - Gold sound output and gold-plated terminals

The Boschmann JA-998ATX can match any mood a driver or commuter may have because of the amplification variety this 1700-Watt 4-Channel car amplifier produces.

Boschmann amplifiers are designed and built to produce a high degree of power performance at almost zero waste heat & super high efficiency. Drive your amp to 2 Ohms stable load and experience the explosive sensation from your car audio system.

*Uncompromising performance without deterioration of quality through time.

BM Audio Labs
Externally Variable Amplified Level Controls To Enhance Musical Equalisation & Effect
Active Linkwitz-Riley Design, 18dB/oct, 24dB/oct Cont. Variable Crossovers
Low Noise-Low Distortion Amplification Via BOSCHMANN High Accuracy


  • Four class "AB" high-current dual discrete drive stages.
  • Class "AB" technology MOSFET PWM power supply.
  • Bridgeable & tri-mode operation.
  • Variable low pass filter 50Hz~250Hz
  • Variable high pass filter 80Hz~1.2kHz
  • Super bass 0dB, 6dB, 12dB at 50Hz
  • Treble boost 0dB, 6dB, 12dB at 10kHz (4CH)
  • Chrome plated RCA input, power, & speaker terminal
  • Sort start & muting
  • Overload, thermal, short circuit protection
  • Power & protection indicator

:: Max Output: 1700 Watts
:: 4 Ohms Bridged Power Output @ 0.035% T.H.D.: 400W x 2ch
:: 2 Ohms RMS Output @ 0.07% T.H.D.: 200W x 4ch
:: 4 Ohms RMS Output @ 0.035% T.H.D.: 100W x 4ch
:: Low Pass Filter: (Variable) 50Hz-250Hz
:: High Pass Filter: (Variable) 80Hz-1.2kHz
:: Frequency Response: +1/-1dB : @ 5Hz-50kHz
:: Signal to Noise Ratio: >100dB
:: Stereo Separation: >90dB (Stable into 2 Ohms operation)
:: Damping Factor: 20
:: Equalizer Controls - Bass Boost: 0/6/12dB
:: Input Sensitivity: 200mV ~ 6V
:: Operation Voltage (Negative Ground): DC12V
:: Speaker Impedance @ Stereo Driven: 4 Ohms
:: Fuse Rating: 25A x 2
:: Dimensions (WxHxD): 263mm x 53.5mm x 350mm


:: 1x 1700W Car Amplifier
:: Installation accessories: operating manual and allen screws.
:: Supplied in appealing retail packaging with moulded protection.

:: 3 Year Boschmann NZ car stereo manufacturer's warranty.
:: 5 Year warranty if installed by a Boschmann NZ Limited accredited car audio installation company*

Boschmann New Zealand Recommends
If you want the best performance from your Boschmann car audio amp, then Boschmann NZ strongly recommends the use of a quality Boschmann car stereo amp wiring kit. You’ll be amazed at the difference this will make to your car sound quality. It is definitely well worth the minimal cost involved to wire in a quality Boschmann amp / sub wiring kit with your new BM Audio Labs Amplifier.