145J Datasheet, PDF (1/2 Pages) Hammond Manufacturing Ltd. – LOW PROFILE - P.C. BOARD MOUNT AUDIO TRANSFORMERS

P.C. Board & Chassis Mount (140-141 Series)
LOW PROFILE - P.C. BOARD MOUNT
AUDIO TRANSFORMERS
• Pin type (0.25" length & 0.035" diameter), P.C. board mount
• Low profile, open type construction
• Frequency response 200 Hz. - 15 Khz. (+/- 2 db, ref. @ 1 Khz.)
• Net weight 0.6 oz.
1
2
3
PRI
6
5
4
SEC
Part
No.
141B
141D
141F
141H
141M
141P
Nominal Impedance
Primary Secondary
200K
1000
3000 C.T. 1000 C.T.
25K
50
600 C.T.
600 C.T.
30K
1200 C.T.
1200 C.T.
8
Max. Pri.
D.C. ma
0
1
2
2
2
2
D.C. Resistance
Primary Secondary
3775
85
120
51
1645
65
32
45
1100
47
50
0.45
Output
Milliwatts
4
150
100
150
100
150
CHASSIS MOUNT - SHIELDED
AUDIO TRANSFORMERS
• Insulated leads 5" long minimum
• Stamped steel case (Diameter of 1.25" and height of 1") for excellent
shielding - low hum pick-up.
• Frequency response 70 Hz. - 11 Khz. (+/- 1 db, ref. @ 1 Khz.)
• Case hole mounting centers are 1.6"
• Net weight 2 oz.
Part
No.
140A
140B
140C
140H
140K
140M
140N
140P
140Q
Application
Voice Coil to Single Grid
Dyn. MIC. to Single Grid
MIC. to Single Grid
Bridging Line to P.P. Grids
MIC. to Single Grid
CRYS, MIC. to Base
Dyn. MIC to Base
Line to Base
Line to Line
Nominal Impedance
Primary Secondary
4
60000
30
60000
50
60000
10000
40000 C.T.
150
60000
100K
1500
50
1500
150/600
600/2400
600 C.T.
600 C.T.
Overall Turns Ratio
Pri. to Sec.
1:122
1:45
1:34.5
1:2
1:2
8:1
1:5.5
1:2
1:1
CANADA
Guelph, Ontario [phone]
St. Laurent, Quebec [phone]
USA
©
Cheektowaga, NY [phone]
www.hammondmfg.com
74
EUROPE
Basingstoke, UK 01256 812812
AUSTRALIA
Queenstown, Australia 61-8-8240-2244