Best Variable Frequency Drives

The archangel (Squarz Kamel Remix)

ZXX1200. 1D: 1200W Zeus Series Class-D Monoblock 1-Ohm Stable Amplifier.
Max Power Rating: 1 ohm: 1200 watts x 1 channel / 2 ohms: 600 watts x 1 channel / 4 ohms: 400 watts x 1 channel.
Variable low-pass filter: 40 - 300 Hz, 12 dB/octave / Subsonic filter: 10 - 40 Hz , 12 dB/octave / Variable Bass Boost: 0 to +12 dB bass boost at 50 Hz.
Frequency Response: 40 - 300 Hz / Signal to Noise Ratio: >95 dB / Fuse Rating: 80 A x 1.

8-inch, front-firing, paper-composite transducer with high-elasticity rubber surround delivers smooth low-frequency transients..
100W Class AB amplifier (50W RMS) gives robust output with minimal distortion..
Now comes included with Studio One Prime and Studio Magic plug-in suite, over $1000 USD worth of music production software..
Input gain control gives -30 dB to +6 dB of continuously variable output..
Continuously variable lowpass filter keeps resonances in the 50 Hz to 130 Hz range..

...and double the power that is being sent to your subwoofer(s). You now have the ability to connect more subwoofers to take advantage of the extra power.
Variable Subsonic Filter - To prevent your subwoofer(s) from bottoming out, the variable subsonic filter filters out frequencies below the subwoofer(s) specified low frequency limits and allows the driver to reach a maximum safe excursion.
Variable Low-Pass Crossover - Subwoofers reproduce sound based on a number of different low-range frequencies. You can set exact sound specifications for the bass frequency reproduction.
Specs - Dimensions: 13.5 x 10.44 x 2.25, Weight: 7.63 lbs..
Warranty - BOSS Audio Systems provides a powerful 6 year Platinum Online Dealer Warranty so long as the purchase is made through Amazon.Com. We strongly encourage professional installation of this product to ensure proper and safe functionality.

4 Ohm: 450 watts x 1 ch. | 2 Ohm: 775 watts x 1 ch. | 1 Ohm: 1100 watts x 1 ch..
Frequency Response: 20Hz - 250Hz | Low Pass Filter (Variable): 40Hz - 250Hz 12dB/Oct.
Subsonic Filter (Variable): 20Hz - 50Hz 12dB/Oct | Bass Boost (0 - 12dB): 45Hz.

4 Ohm: 650 watts x 1 ch. | 2 Ohm: 1100 watts x 1 ch. | 1 Ohm: 1650 watts x 1 ch..
Frequency Response: 20Hz - 250Hz | Low Pass Filter (Variable): 40Hz - 250Hz 12dB/Oct.
Subsonic Filter (Variable): 20Hz - 50Hz 12dB/Oct | Bass Boost (0 - 12dB): 45Hz.

4 Ohm: 225 watts x 1 ch. | 2 Ohm: 375 watts x 1 ch. | 1 Ohm: 550 watts x 1 ch..
Frequency Response: 20Hz - 250Hz | Low Pass Filter (Variable): 40Hz - 250Hz 12dB/Oct.
Subsonic Filter (Variable): 20Hz - 50Hz 12dB/Oct | Bass Boost (0 - 12dB): 45Hz.

...and double the power that is being sent to your subwoofer(s). You now have the ability to connect more subwoofers to take advantage of the extra power.
Variable Subsonic Filter - To prevent your subwoofer(s) from bottoming out, the variable subsonic filter filters out frequencies below the subwoofer(s) specified low frequency limits and allows the driver to reach a maximum safe excursion.
Variable Low-Pass Crossover - Subwoofers reproduce sound based on a number of different low-range frequencies. You can set exact sound specifications for the bass frequency reproduction.
Specs - Dimensions: 12.31 x 6.50 x 2.80, Weight: 6.86.
Warranty - BOSS Audio Systems provides a powerful 6-year Platinum Online Dealer Warranty so long as the purchase is made through Amazon.com. We strongly encourage professional installation of this product to ensure proper and safe functionality.

10 and 12 meter bands. 16 programmable/erasable frequencies. Programmable repeater split..
Large frequency display with dimmer. New backlit display. Dual panel meters..
Improved receiver design for increased sensitivity and image rejections. Receiver clarifier ( plus/minus 0.5kHz)..
Variable output power control. Noise blanker/ANL circuitry. Frequency selector lockout..
Double FET balanced mixer for improved receiver intermodulation rejection. Active frequency scanner. Continuous duty built-in AC power supply..