Lundahl Microphone Transformer, LL1936
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  • Lundahl Microphone Transformer, LL1936

Lundahl Microphone Transformer, LL1936

LL1936
90,35 € Maksudeta
110.23 € tax incl. for EU buyers
Lundahl Microphone Transformer, LL1936
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Microphone Input Transformer LL1936

The LL1936 is a microphone input transformer which can be connected for microphones with different impedance. It is built using our dual coil structure, with a mu metal lamination core. The transformer is magnetically shielded by a mu metal housing.

Turns ratio: (2+1) + (2+1) : 4 + 4
Dims (Length x Width x Height above PCB (mm)): 48 x 29 x 20

Weight: 90 g
Rec. PCB hole diameter: 1.5 mm

Secondary connection

Out+

Out-

Connect (= Output centertap)

for 1200 ? real or virtual impedance

17

14

10 + 13

Input impedance (1200 ohm load)

Turns ratio

In+

In-

Connect

Faraday shield and housing

75 ?

2 : 8

5 + 6

9 + 2

15 + 18

150 ?

3 : 8

5 + 1

4 + 2

15 + 18

300 ?

4 : 8

5

2

9 + 6

15 + 18

600 ?

6 : 8

5

2

4 + 1

15 + 18

Static resistance of each primary 1 (9-4 or 1-6): 13 ?
Static resistance of each primary 2 (5-9 or 6-2): 24 ?
Static resistance of each secondary: 50 ?

Distortion 0.1% THD @10dBU, 50Hz
Source 600 ?, primary connection for 600 ? 1% THD @ 20dBU, 50Hz

Frequency response:
Balanced input, 0 dBU signal level, source 600? , load 10k? 10Hz 100kHz +/- 1dB rel. 1kHz

Isolation between primary and secondary windings/ between windings and shield: 4kV / 2kV

LL1936
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