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.
Nominal Impedance
D.C. Resistance
Primary Secondary
Part
No.
Max. Pri.
D.C. ma
Output
Milliwatts
1
2
3
6
5
4
Primary
Secondary
141B
141D
141F
141H
141M
141P
200K
3000 C.T.
25K
1000
1000 C.T.
50
0
1
2
2
2
2
3775
120
1645
32
85
51
65
4
150
100
150
100
150
600 C.T.
30K
1200 C.T.
600 C.T.
1200 C.T.
8
45
1100
50
47
0.45
PRI
SEC
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.
Nominal Impedance
Overall Turns Ratio
Part
No.
Application
Primary
4
Secondary
60000
Pri. to Sec.
1:122
1:45
1:34.5
1:2
140A Voice Coil to Single Grid
140B Dyn. MIC. to Single Grid
140C MIC. to Single Grid
140H Bridging Line to P.P. Grids
140K MIC. to Single Grid
140M CRYS, MIC. to Base
140N Dyn. MIC to Base
140P Line to Base
30
60000
50
60000
10000
150
40000 C.T.
60000
1:2
8:1
1:5.5
1:2
1:1
100K
50
1500
1500
150/600
600 C.T.
600/2400
600 C.T.
140Q Line to Line
CANADA
EUROPE
Guelph, Ontario (519) 822-2960
Basingstoke, UK 01256 812812
www.hammondmfg.com
74
St. Laurent, Quebec (514) 343-9010
USA
AUSTRALIA
Queenstown, Australia 61-8-8240-2244
Cheektowaga, NY (716) 630-7030
©
HAMMOND [ Hammond Manufacturing Ltd. ]
