145P Hammond Manufacturing, 145P Datasheet
145P
Manufacturer Part Number
145P
Description
AUDIO TRANSFORMER
Manufacturer
Hammond Manufacturing
Series
145r
Datasheet
1.145E.pdf
(2 pages)
Specifications of 145P
Transformer Type
Economical Open Type
Current
3.5mA
Impedance
20K Primary, 1KCT 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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145P 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
... C.T. 145J Driver 4000 600 C.T. 145L Driver 4000 2600 C.T. 145N Driver 10000 2000 C.T. 145O Driver 15000 200 C.T. 145P Driver 20000 1000 C.T. 145R Driver 20000 2000 C.T. 146B Output 48 C.T. 3.2 146C Output 48 C.T. 8 146D Output 100 C ...