JS1000 vs Definitive Technology PowerField 15
The PowerField 15's low-frequency extension is 20 Hz against the JS1000's 30 Hz and its woofer 15" against 12". Both share high-frequency extension (150 Hz) and drivers (1).
AI-generated product photo — not official manufacturer imagery.
JS1000
JensenLoudspeakersSubwoofersPowered LoudspeakersDiscontinued
Estimated price (community-sourced)
$80
Around — community and catalog average, updates slowly
About the JS1000
The Jensen JS1000 is a powered subwoofer featuring a 12-inch woofer and a 100-watt amplifier. It offers a frequency response of approximately 30-150 Hz ±3 dB, making it suitable for deep bass reproduction in home audio systems. The subwoofer includes convenience features such as auto-shutoff, line-level and high-level inputs, and a variable crossover and level control. The cabinet design is decent and functional, with a front-facing slot for bass output. Users have reported that with some modifications, such as replacing the original driver and adding acoustic stuffing, the bass performance can be significantly improved. The JS1000 is often found at a price point around or less, making it an affordable option for those seeking enhanced bass without a high investment.
Specifications
Transducer Specifications
Driver and acoustic performance characteristics
- Frequency Response
- 30 Hz - 150 Hz
- Power Handling
- 100W
Speaker Design
Driver configuration and enclosure design
- Driver Type
- dynamic
- Driver Size
- 12"
- Driver Count
- 1
- Enclosure Type
- ported
Connectivity
Input and output connections
- Bluetooth
- No
- Wi-Fi
- No
- Ethernet
- No
- Analog Inputs
- High-level, Line-level
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 457.2 × 419.1 × 419.1 mm (W × H × D)
- Weight
- 12.7 kg (28 lbs)
Key Specifications
Frequency: 30-150 Hz
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions