Technical Highlights

  • Power: 140 watts, impedance: 4 ohms, frequency response: 44Hz-20kHz.
  • Midrange size: 6.5", Tweeter: 1", Sensitivity: 88 dB.
  • Injection-molded polypropylene diaphragm, aluminum dome, FlexFit 2.
  • More technical details
Regular price €151.05
Regular price -5% €159.00 selling price €151.05
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Estimated delivery: Sep 14–Sep 17.
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Regular price €151.05
Regular price €159.00 selling price €151.05

Rockford Fosgate Power T1650 is a 6.5 inch (16.5 cm) coaxial speaker with a 2-way design and integrated tweeter crossover. The injection-molded, carbon fiber-filled polypropylene cone works with a Santoprene rubber surround, poly-cotton spider, and a cast aluminum frame. A 1 inch tweeter with treated aluminum dome and a high-temperature aluminum voice coil are integrated. The VAST technology for vertical mounting of the surround increases the effective radiating cone area by up to 25%. Linear, high-excursion tuned drive and suspension design. Nominal impedance 4 Ohms, sensitivity 88 dB at 1 W/1 m, frequency response 44 Hz to 20 kHz. Power handling 70 Watts RMS and 140 Watts Max. Mounting depth 64 mm, FlexFit 2 mounting, grille and mounting hardware included.

Features
  • 6.5 inch (16.5 cm) coaxial speaker
  • 2-way coaxial speaker
  • Nominal impedance 4 Ohms
  • Power handling 70 Watts RMS
  • Maximum power 140 Watts
  • Frequency response 44 Hz – 20 kHz
  • Sensitivity 88 dB at 1 W/1 m
  • Injection-molded, carbon fiber-filled polypropylene cone
  • Santoprene rubber surround
  • 1 inch tweeter with treated aluminum dome
  • High-temperature aluminum voice coil
  • Poly-cotton spider, fatigue and tear resistant
  • Cast aluminum frame
  • FlexFit 2 mounting
  • VAST technology for vertical mounting of the surround, increases the effective radiating cone area by up to 25%
  • Integrated concealed 12 dB/octave crossover components
  • Grille and mounting hardware included
Technical Specifications
  • Midrange nominal diameter 165 mm (6.5 inch)
  • Tweeter nominal diameter 25.4 mm (1 inch)
  • Mounting depth midrange 64 mm
  • High-pass 12 dB/octave Butterworth

Frequently Asked Questions about Power T1650


What power does the Rockford Fosgate Power T1650 Speaker Set offer?

The Rockford Fosgate Power T1650 is a 6.5" (16.5cm) coaxial speaker set that boasts a maximum output power of 140 watts. It is designed to achieve a continuous power of 70 watts RMS. With its wide frequency response of 44Hz to 20kHz, it can reproduce frequencies up to the Hi-Res audio range. The efficiency at this power level is supported by the 4-ohm nominal impedance and a sensitivity of 88 dB at 1W/1M. These performance parameters make it an ideal choice for discerning audio enthusiasts.

What is special about the diaphragm of the Power T1650?

The Rockford Fosgate Power T1650 features a injection-molded, carbon fiber-filled polypropylene diaphragm. This material choice is crucial for the durability and stiffness of the diaphragm, leading to precise sound output. The integrated VAST technology for vertical attachment of the surround helps to increase the effective radiating diaphragm area by up to 25%. This increase in area results in improved sound output, especially in the low-frequency range, achieving a particularly pure and dynamic sound.

How does the crossover of the Power T1650 speaker system work?

The Rockford Fosgate Power T1650 system uses an integrated 2-way crossover that is specifically designed to precisely separate the tweeter and mid-bass drivers. The crossover is configured as a 12dB/octave Butterworth high-pass (HP), which aims to seamlessly manage the crossover frequency between the different speaker types. This detailed separation of frequencies allows the tweeter and mid-bass driver to handle specific frequency ranges with optimal efficiency and sound clarity. Precise frequency distribution is essential for a harmonious sound image.

What distinguishes the tweeter of the Power T1650?

The 1" tweeter built into the Rockford Fosgate Power T1650 is constructed with a treated aluminum dome. This design allows the tweeter to produce particularly clear and detailed highs. The treated aluminum dome reduces resonances and provides a wider frequency range and better sound dispersion. This advancement in tweeter construction supports the playback of Hi-Res audio content and creates a clear differentiation of instruments and vocals in complex audio scenarios, contributing to an impressive acoustic experience.

How is the Power T1650 Speaker Set installed in the car?

The installation of the Rockford Fosgate Power T1650 Speaker Set in the vehicle is straightforward thanks to the included FlexFit 2 mounting solution. The subwoofer requires a mounting depth of 64 mm (2.52"), which allows for a hassle-free installation in most vehicles. The setup includes grilles and mounting materials, making it perfect for door panels or dashboard installations. Ensure that the installation space provides enough room for the 6.5" speakers and the integrated 1" tweeter. A well-placed installation promotes sound balance and optimal performance.

What materials are used for the suspension design of the Power T1650?

The Rockford Fosgate Power T1650 utilizes a suspension design made of fatigue and tear-resistant poly-cotton spider material. This is complemented by a Santoprene rubber surround, which provides improved flexibility and durability. This combination enhances stability, especially at high volumes, and contributes to improved bass reproduction by allowing greater driver excursion. The choice of these materials is crucial for sound quality, as they make the speaker mechanically robust while effectively minimizing unwanted vibrations.

How does the voice coil affect the performance of the Power T1650?

The high-temperature aluminum voice coil used in the Rockford Fosgate Power T1650 is crucial for the overall electrical load capacity and thermal stability of the speaker. By using aluminum, the voice coil provides high conductivity and effective heat dissipation. This allows the speaker system to function reliably under intense conditions and high power input without the risk of thermal overload. This property of the voice coil significantly contributes to the speaker set delivering high output power consistently.

What role does the motor magnet of the Rockford Fosgate Power T1650 play?

The Rockford Fosgate Power T1650 is equipped with a motor magnet system tuned for maximum excursion. This specially designed magnet system enhances the ability of the woofer to deliver low frequencies accurately and powerfully. A linear motor magnetism design allows the speaker to achieve larger diaphragm movements without distortion, which improves both bass reproduction and overall volume performance. Especially with dynamic music pieces, this magnetism ensures an acoustic experience characterized by exceptional depth and clarity.

Is the Power T1650 compatible with my vehicle?

The compatibility of the Rockford Fosgate Power T1650 with your vehicle primarily depends on the installation measures. With a standard diameter of 6.5" and a mounting depth of 64 mm, it fits into most vehicle mounts designed for 6.5 cm speakers. Vehicle brands without specified installation guidelines may need to be checked individually. The FlexFit 2 mounting system makes it easier to adapt to various automobiles, but a prior check of the installation spaces is still advisable. Models with specific installation restrictions may require adjustments or additional brackets.

What frequency range does the Rockford Fosgate Power T1650 cover?

The Rockford Fosgate Power T1650 covers a frequency range of 44Hz to 20kHz. This bandwidth allows for the reproduction of both low and high tones with remarkable clarity and precision, which is why the set is considered Hi-Res compatible. The lower range at 44Hz enables deep bass reproduction, which is particularly significant for bass-intensive music pieces. At the other end of the spectrum, the frequency range up to 20kHz allows for detailed and balanced reproduction of highs, ensuring a comprehensive and immersive sound experience.

Manufacturer information/responsible person

Audio Design Loudspeaker Sales GmbH
Am Breilingsweg 3
76709 Kronau
Germany

Authorized Managing Director:
Bruno Dammert

Contact: info@audiodesign.de

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