22NFR 22NFR
LF Fullrange 2"

22NFR

Code: 22NFRX8-462A

Full-Range/2inch/Neo/Paper/20W/8ohm

Key Features

  • Full-range FREQUENCY RESPONSE
  • Optimized frequency response
  • Usage in home Hi-fi, TV bars, columns systems and arrays

Quick Specs

Impedance

8 Ω

Program Power

40 W

Sensitivity

85.04 dB

Fs

255.00 Hz

Magnet

Neodymium

Voice Coil

25.4 mm

Design Notes

This small, but mighty, driver was designed for application where full-range frequency response from one unit is required.
Magnetic circuit is designed with neodymium slug and u-cup steel. This circuit delivers very good level of performance in compact and a cost effective way.
Very lightweight cone with attached rubber surround ensures good pistonic behavior across wide frequency range.
REDCATT has designed new basket for this application. The basket features front flange all around, which improves the mechanical rigidity of the chassis. The driver can be either front or back mounted onto the baffle.
Due to its compact size, yet excellent acoustical performance, the 22NFR can be used in variety of applications, from column speakers, multi-way systems, portable products, etc.

Specifications

General Specs

Nominal Diameter 2"
Rated Impedance 8 Ohm
Magnet Neodymium
Basket Material Steel

Power Handling

AES Power 20 W
Continuous Power 40 W
Peak Power 80 W

Voice Coil

Diameter 25.4 mm
Winding Wire CCAW
Former kapton
Winding Height 5.5 mm

T/S Parameters

Resonant Frequency (Fs) 255.00 Hz
Re 5.60 \u2126
Qes 0.980
Qms 6.46
Qts 0.850
Vas 0.08 liters
Sd 15.90 cm\u00B2
Mms 1.67 grams
Rms 0.41
Cms 0.2300
Bl 3.91 T\u00B7m
Le 0.060 mH
Sensitivity 85.04 dB

Design Details

Surround Material fabric
Cone/Dome Material Paper GF
Spider Conex
T-Plate 4 mm
Xmax (peak) 0.75 mm
Xmech 4.75 mm
Overall Diameter 60.50 mm
Bolt Circle Diameter 64.00 mm
Baffle Cutout Dia. 52.00 mm
Mounting Holes 4
Depth (flange to rear) 35.50 mm
Net Weight 0.12 kg

Ordering Codes

Product Code 22NFRX8-462A

Frequency Response & Impedance

Frequency response of 22NFR

2D Drawing

2D drawing of 22NFR

Enclosure Recommendations

Recommended enclosure alignments (sealed):
- 0.05 liters (Qtc 0.85): compact, punchy character; system resonance approx. 411 Hz
- 0.05 liters (Qtc 0.707): maximally flat Butterworth response (recommended); system resonance approx. 411 Hz
- 0.05 liters (Qtc 0.6): extended response, smooth gradual rolloff; system resonance approx. 411 Hz

Frequently Asked Questions

  • - Full-range FREQUENCY RESPONSE
  • - Optimized frequency response
  • - Usage in home Hi-fi, TV bars, columns systems and arrays
Recommended enclosure alignments (sealed):
- 0.05 liters (Qtc 0.85): compact, punchy character; system resonance approx. 411 Hz
- 0.05 liters (Qtc 0.707): maximally flat Butterworth response (recommended); system resonance approx. 411 Hz
- 0.05 liters (Qtc 0.6): extended response, smooth gradual rolloff; system resonance approx. 411 Hz
Column speaker arrays, multi-way systems, portable products, TV bars, near-field consumer and commercial audio - 8ohm standard i
AES Power: 20 W, Continuous: 40 W, Peak: 80 W. Sensitivity: 85.04 dB (1W/1m).

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