Beckwith Electronics


Hamburg, Illinois 62045
(618) 232-1139

(618) 232-1172 fax

Contact Us

Telecommunications

Telephone Speaker
Part Number Rated Power
(watts)
Nom. / Max.
Voice Coil
Impedance
(Ohms)
Resonant
Frequency
(Hz)
Frequency
Response
(Hz)
Magnet
Type
 
Frame
Depth
(mm)
Frame
Diameter
(mm)
Net
Weight
(Ounces)
S200RF-PC-50 0.5 / 1.0 50 + 15% 360 + 20 Fo~5000 Ferrite 18.2 50 1.55

Unique Round Frame Design
Part Number Rated Power
(watts)
Nom. / Max.
Voice Coil
Impedance
(Ohms)
Resonant
Frequency
(Hz)
Frequency
Response
(Hz)
Magnet
Type
 
Frame
Depth
(mm)
Frame
Diameter
(mm)
Net
Weight
(Ounces)
S200RA-MB 0.2 / 0.4 8 + 15% 500 + 20 Fo~4500 Alnico 18.6 50 1.52
S200RF-32-MB 0.4 / 0.6 32 + 15% 370 + 20 Fo~4000 Ferrite 16.9 1.75

Dynamic Receivers
Part Number Sensitivity
dB @ 1KHz
Voice Coil
Impedance
(Ohms)
Frequency
Response
(Hz)
Magnet
Type
 
Frame
Depth
(mm)
Frame
Diameter
(mm)
DR2807RF-150-L 93 +3 150 + 20% 200~5000 Rare Earth 7.0 28
ST125RF-200-P 92 +3 200 + 20% 100~5000 Ferrite 17.9 31
DR3518RF-150 96 +3 150 + 20% 200~5000 Ferrite 17.5 35
DR3819RF-150 97 +3 150 + 20% 19.0 36