LL2611
LL2611 is a line output transformer with turns ratio 2.75 : 1Radiometal lamination core.Pin configuration (as seen from PIN side) 1, 2, 3, 56, 7, 8, 9, 10 Usage (2.75:1)In+ 1In- 3Out+ 7Out_ct 8 (should normally not be used)Out- 9
February 2023
September 2019
LL5607
LL5607 is a C-core line output transformer designed for Calrec Audio, probably used as a 1.5 : 1 transformer. LL5607 has an internal Faraday shield and a mu metal housing. Pin configuration (as seen from PIN side) 6, 5, 4, 3, 2, 1 12, 11, 9, 8, 7 Usage (1.5 : 1): in+ pin 1 [...]
April 2019
LL2612
LL2612 is a line input transformer, 1:1, with double Faraday shields. LL2612 pin-out (pin side) 4, 2, 1 8, 7, 6, 5 In + 1 In - 4 Shield in 2 Out+ 8 Out- 5 Shield out 6 Housing 7
January 2018
LL1522
LL1522 is a high impedance line input transformer, normally used 2:1 It has been discontinued for many years. LL1522 pinout (pin side) 4, 3, 2, 1 8, 7, 6, 5 For high impedance line input, 2:1 use as follows: In+ 4 In- 2 Connect 1+3 Out+ 8 + 5 Out- 7 Ground (shield) 6
December 2017
Calrec line output LL5608
LL5608 is a line output transformer designed for Calrec Audio, turns ratio 1.55+1.55 : 1+1 Pin configuration (as seen from PIN side) 7, 6, 5, 4, 3, 2, 1 14, 13, 12, 10, 9, 8 Usage (1.55 : 1 ) in+ pin 1 in- pin 5 connect pin 7 + 3 out+ pin 8 out- pin 12 connect pins 10 + 14 Housing [...]
September 2016
LL5006
LL5006 is a line output transformer designed for the Danish company NTP Turns ratio 1.2 : 1 + 1 5 4 3 2 1 10 9 7 6 Usage (for 1.2 : 2 line output) in+ pin 5 + pin 1 in- [...]
June 2015
SR504a och SR504
SR504A is a microphone transformer 200 ohm : 2k 1 2 3 4 SR504 5 6 7 8 SR504 /SR504A PCB Flying leads in+ 2 red in- 3 yellow out+ 6 green out- 7 grey core 1 housing 4 Faraday shield 5+8 black SR504a is similar to the more modern transformer LL1538
SR503
SR503 is a line output transformer with turns ratio 1.4 : 1. in+ 8 in- 6 out+ 10 out- 4
SR502
SR502 is a high impedance bridging input transformer. in+ 1 in- 5 in centertap 3 out+ 7 out- 9 Faraday shields 6+10
SR501
SR501 is a high level 600 ohm : 600 ohm isolation transformer. in+ 1 in- 5 out+ 7 out- 9 Faraday shields 6+10