Thordarson Multi-Match Transformer Ratings

Type
Number		 Max. Audio
Power
(Watts)		 Max. Primary
Current
(mA)		 Max. Secondary
Current/Series
(mA)		 Max. Secondary
Current/Parallel
(mA)
 T-11M74  40  100  80  160
 T-11M75  75  145  145  290
 T-11M76  125  210  160  320
 T-11M77  300  250  250  500
 T-11M78  500  320  320  640
 T-19M13  15  50  50  100
 T-19M14  30  75  75  150
 T-19M15  60  125  125  250
 T-19M16  100  175  175  350
 T-19M17  250  225  225  450

Connection Information

Thordarson Fixed Impedance Transformer Ratings

Type

Impedance
  

Sec DC
(mA Max)
 Power Rating
(Watts)
  Primary Sec
21M50 10000 CT 4500 30 3

21M52

10000 CT
 4500

80

10
3750
3000
21M54 6600 CT 4000 100 25

21M56

10000 CT
 6600

200

75
3750
21M58 15000 CT 6250 200 100