Delta
D & E
Corp.
SPECIFICATION
INFORMATION
10P
12B
16B
18E
Delta
D & E
Corp.
36Cooke Way, Epping N.S.W. Australia
Postcode: 2121
Tel: +-61-2-98687128
Fax: +-61-2-98687439
E-mail:
terrachen@delta36.com
thomashertz92@hotmail.com
APPROVAL SHEET OF 40T/R-12B
1. GENERAL: The specification describe the ultrasonic transducer.
2. CHARACTERISTICS:
PARTS NUMBR
40T/R ¨C 12B
Center Frequency (KHz)
40.0 ¡À 1.0
Sound Pressure Level
(0 dB£½0.0002 ¦Ì bar)
112dB / 40 ¡À 1.0KHz/
10V SN / 30 cm / Min
Band Width (KHz) Min
5.0 / 100 dB
Capacitance (Pf)
2000 ¡À 20 %
Case Material / Mesh
Aluminum / Black
3.OUTLINE DIMENSION:
A=
12.6
¡À 0.2
B=
9.2
¡À 0.4
C=
6.2
¡À 0.8
D=
8.5
¡À 0.2
E=
0.7
¡À 0.1(UNIT : mm)
4. TEST CIRCUIT:
TT : test transducer
Rec: recorder
SN : std. microphone
Amp: amplifier
SG : signal generator
Australian Own, Australia Quality!
