Data Sheet

Midrange
TF0818MR
Features
8" mid-range loudspeaker provides 99dB sensitivity and 100Wrms (AES
standard) power handling
1.75" high temperature copper voice coil wound on polyimide former for
increased reliability
Designed for use in large 3-way systems
Closed back chassis simplifies cabinet manufacture, eliminating need for
separate mid-range enclosure
8 Ω Frequency Response
1. Tested for two hours using a continuous, band-limited pink noise signal as per AES standard. Power
calculated on minimum impedance. Loudspeaker tested in free air.
2. Measured on axis at 1W, 1m in 2 anechoic environment.
General Specifications
Chassis type Pressed steel
Coil material Round copper
Cone material Kevlar loaded paper
Former material Polyimide
Frequency range 800-5000Hz
Magnet type Ferrite
Magnet weight 0.57kg/20oz
Nominal diameter 203mm/8in
Nominal impedance 8 Ω
Power rating
1
100Wrms
Sensitivity
2
99dB
Surround material Treated paper
Suspension Single
Voice coil diameter 45mm/1.75in
Small Signal Parameters
Fs 450Hz
Qts 6.70 Ω
Le (at 1kHz) 0.34mH
Mounting Information
Cut-out diameter 183mm/7.20in
Diameter 208mm/8.19in
Mounting PCD range 195-199mm/7.68-7.83in
Mounting slot dimensions 9.5mm x 5.5mm/0.37in x 0.22in
Number of mounting slots 4
Overall depth 85mm/3.35in
Unit weight 1.9kg/4.2lb
Packed Dimensions & Weight
Multipack (140) size W x D x H 1070mmx850mmx860mm
/42.1in x 33.5in x 33.9in
Multipack (140) weight 435kg/959lb
Single pack size W x D x H 230mm x 230mm x 1100mm
/9.1in x 9.1in x 4.3in
Single pack weight 3kg/6.6lb
Celestion, Claydon Business Park, Great Blakenham, Ipswich, IP6 0NL United Kingdom