Hammond Mfg. - Miniature Epoxy Potted Audio Transformers - (107 - 109 Series)

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Miniature - Epoxy Potted
P.C. Board Mount

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107 Series (150 mw)	108 Series (500 mw)	109 Series (2 watt)

Key Features:

Audio input, line matching and output transformers.
Epoxy potted in an attractive molded case, Pin type P.C. board mount (min. 0.187" length).
In some models where no center tap is required (on secondary), pin No. 5 is omitted.
Power level ratings are maximum at lowest frequency rating (noted by series above charts) power can be increased slightly at higher frequencies (except 107X).
Will withstand soldering for 10 sec. @ 260 degrees C, ambient temp. 85 degrees C max.

150 milliwatt (+/- 1.5 db, 300 Hz.-50 KHz.) - 107 Series
Cat. No.	Nominal Impedance Primary (1-3)	Secondary (4-6)	D.C. Resistance +/- 20% Primary (1-3)	Secondary (4-6)	Max. D.C. Unbalance
107B	150 ct	12	20	2	12
107D	150 ct	150 ct	20	25	12
107E	600 ct	3.2	59	0.6	6
107G	600 ct	250 ct	59	10	6
107H	600 ct	600 ct	59	75	6
107J	1K ct	600 ct	92	71	4.5
107L	10K ct	3.2	780	0.65	1.5
107N	10K ct	600 ct	680	70	1.5
107P	10K ct	1.5K ct	680	150	1.5
107R	10K ct	4K ct	680	390	1.5
107T	10K ct	10K ct	680	700	1.5
107V	25K ct	600 ct	1300	70	1
107X	100K ct	1K ct	3700	80	0

Mechanical & Schematic Data (107 Series):

107 Line Art

107-109 Schematic

500 milliwatt (+/- 1.5 db, 300 Hz.-50 KHz.) - 108 Series
Cat. No.	Nominal Impedance Primary (1-3)	Secondary (4-6)	D.C. Resistance +/- 20% Primary (1-3)	Secondary (4-6)	Max. D.C. Unbalance
108E	600 ct	3.2	65	0.43	6
108F	600 ct	150 ct	65	18	6
108G	600 ct	250 ct	65	29	6
108H	600 ct	600 ct	65	69	6
108J	1K ct	600 ct	109	69	4.5
108K	1.5K ct	600 ct	170	69	4
108L	10K ct	3.2	1050	0.43	1.5
108N	10K ct	600 ct	1050	69	1.5
108P	10K ct	1.5K ct	1050	180	1.5
108T	10K ct	10K ct	1050	1200	1.5

Mechanical & Schematic Data (108 Series):

108 Line Art

107-109 Schematic

2 watt (+/- 1.5 db, 300Hz.-50 KHz.) - 109 Series
Cat. No.	Nominal Impedance Primary (1-3)	Secondary (4-6)	D.C. Resistance +/- 20% Primary (1-3)	Secondary (4-6)	Max. D.C. Unbalance
109E	600 ct	3.2	43	0.37	6
109F	600 ct	150 ct	43	15	6
109G	600 ct	250 ct	43	24	6
109H	600 ct	600 ct	43	60	6
109J	1K ct	600 ct	69	60	4.5
109K	1.5K ct	600 ct	105	60	4
109L	10K ct	3.2	700	0.37	1.5
109N	10K ct	600 ct	700	60	1.5
109R	10K ct	1.5K ct	700	150	1.5
109T	10K ct	10K ct	700	1000	1.5

Mechanical & Schematic Data (109 Series):

109 Line Art

107-109 Schematic

Downloads

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