145C Hammond Manufacturing, 145C Datasheet
145C
Manufacturer Part Number
145C
Description
AUDIO TRANSFORMER
Manufacturer
Hammond Manufacturing
Series
145r
Datasheet
1.145E.pdf
(2 pages)
Specifications of 145C
Transformer Type
Economical Open Type
Current
1mA
Impedance
50K Primary, 1.5KCT Secondary
Insertion Loss
±1dB
Mounting Type
Chassis Mount
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
P.C. Board & Chassis Mount (140-141 Series)
©
St. Laurent, Quebec (514) 343-9010
1
2
3
Cheektowaga, NY (716) 630-7030
Guelph, Ontario (519) 822-2960
PRI
CANADA
USA
SEC
140M
140A
140B
140C
140H
140K
140N
140Q
140P
Part
No.
6
5
4
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
Application
•
•
•
•
www.hammondmfg.com
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.
141B
141D
141H
141M
141F
141P
Part
No.
•
•
•
•
•
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.
3000 C.T.
1200 C.T.
Primary
600 C.T.
Nominal Impedance
Primary
600 C.T.
150/600
200K
25K
30K
Nominal Impedance
10000
100K
150
LOW PROFILE - P.C. BOARD MOUNT
30
50
50
74
4
CHASSIS MOUNT - SHIELDED
AUDIO TRANSFORMERS
Secondary
Secondary
40000 C.T.
1000 C.T.
1200 C.T.
600/2400
600 C.T.
600 C.T.
AUDIO TRANSFORMERS
60000
60000
60000
60000
1000
1500
1500
50
8
Max. Pri.
D.C. ma
Overall Turns Ratio
0
1
2
2
2
2
Pri. to Sec.
Queenstown, Australia 61-8-8240-2244
1:34.5
1:122
1:5.5
1:45
1:2
1:2
8:1
1:2
1:1
Basingstoke, UK 01256 812812
Primary
3775
1645
1100
120
32
50
D.C. Resistance
AUSTRALIA
EUROPE
Secondary
0.45
85
51
65
45
47
Milliwatts
Output
150
100
150
100
150
4
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145C Summary of contents
Page 1
... C.T. 141P 1200 C.T. 8 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 Khz. (+/- 1 db, ref Khz.) • ...
Page 2
... Output 10000 8 144S Output 20000 8 145A Driver 100 200 C.T. 145B Driver-Output 600 600 145C Input 50000 1500 C.T. 145D Input 200K 1000 145E Input-Output 600 C.T. 600 C.T. 145F Driver 600 C.T. 200 C.T. 145G Driver 2000 200 C ...