Lundahl Transformers

Tibeliusgatan 7, 761 50 Norrtälje

Phone: +46 176 139 30

Fax: +46 176 139 35

  • DIN1527

    109.96 including VAT
    DIN1527 is a ready-to-use transformer unit with screw terminals. DIN 1527 provides galvanic isolation and splitting 1 direct + 1 isolated. It is suitable for low-to-medium signal levels.
    Transformer static resistance primary + secondary200Ω
    CoreMu metal lamination core
    Max signal level (THD less than 1%)+16 dBU @ 50 Hz
    Frequency response @ 0 dBU (source 150Ω, load 10kΩ)10 Hz - 60 kHz +/-1 dB
    Distortion (THD) at 50 Hz (source 150Ω )< 0.2 % @ 50 Hz, for all signal levels
    -40 through +10 dBU
    Loss across transformer with load 10kΩ0.2 dB
    Isolation between input and output sides1 kV
    Complete datasheet for DIN1527
  • DIN1581xl

    138.68 including VAT
    DIN1581XL is a ready-to-use transformer unit with screw terminals. DIN1581XL provides galvanic isolation and splitting 1 direct + 2 isolated. It is suitable for low-to-medium signal levels.
    Transformer static resistance primary + secondary60Ω each channel
    CoreMu metal lamination core
    Max signal level (THD less than 1%)+13 dBU @ 50 Hz
    Frequency response @ 0 dBU (source 150Ω, load 10kΩ)10 Hz - 100 kHz +/-1 dB
    Distortion (THD) at 50 Hz (source 150Ω)< 0.2 % @ 50 Hz, for all signal levels
    -40 through +8 dBU
    Loss across transformer with load 10kΩ0.2 dB
    Isolation between input and output sides1 kV
    Complete datasheet for DIN1581xl
  • DIN1588

    141.53 including VAT
    DIN1588 is a ready-to-use transformer unit with screw terminals. DIN 1588 provides galvanic isolation and splitting 1 direct + 1 isolated. It is suitable for medium-to-high signal levels.
    Transformer static resistance primary + secondary240Ω
    CoreMu metal lamination core
    Max signal level (THD less than 1%)+28 dBU @ 50 Hz
    Frequency response @ 0 dBU (source 150Ω, load 10kΩ)10 Hz - 60 kHz +/-1 dB
    Distortion (THD) at 50 Hz (source 150Ω)< 0.2 % @ 50 Hz, for all signal levels -40 through +24 dBU
    Loss across transformer with load 10kΩ0.2 dB
    Isolation between input and output sides1 kV
    Complete datasheet for DIN1588
  • LL1584-3FX3MX

    173.21 including VAT
    LL1584-3FX3MX is a transformer isolation unit. The LL1584-3FX3MX is used to break up ground loops in balanced systems, for instance to eliminate hum when connecting active speakers. Transformer turns ratio 1:1 Connectors: XLR-F --- XLR-M Cable Length: No cable Max Prim. Level. 1% dist, 50Hz: 17 dBU Complete datasheet for LL1584-3FX3MX
  • LL1584-3FXNP2C

    188.65 including VAT
    LL1584-3FXNP2C is a transformer isolation unit for balanced-to-unbalanced conversion. The LL1584-3FXNP2C is typically used when connecting a balanced preamplifier to a power amplifier (with unbalanced ¼” jack input). Transformer turns ratio 1:1 Connectors: XLR-F --- 1/4" male Cable Length: 10 cm Max Prim. Level. 1% dist, 50Hz: 17 dBU Complete datasheet for LL1584-3FXNP2C
  • LL1584-3FXPHM

    187.84 including VAT
    LL1584-3FXPHM is a transformer isolation unit for balanced-to-unbalanced conversion. The LL1584-3FXPHM is typically used when connecting a balanced preamplifier to a power amplifier (with unbalanced phono/RCA input connector). Transformer turns ratio 1:1 Connectors: XLR-F --- Phono Cable Length: 10 cm Max Prim. Level. 1% dist, 50Hz male: 17 dBU Complete datasheet for LL1584-3FXPHM
  • LL1584-PHF3MX

    173.21 including VAT
    LL1584-PHF3MX is a transformer isolation unit for unbalanced-to-balanced conversion. The LL1584-PHF3MX is typically used when connecting an unbalanced preamplifier to a power amplifier (with balanced XLR connector). Transformer turns ratio 1:1 Connectors: Phono female --- XLR-M Cable Length: No cable Max Prim. Level. 1% dist, 50Hz: 17 dBU Complete datasheet for LL1584-PHF3MX
  • LL2912

    78.14 including VAT
    LL2912 is a compact 1:37 step-up transformer for ribbon microphones. It has become the premium alternative for upgrading most of the commercially available ribbon microphones on the market. Due to the small size it will fit inside most ribbon microphone housings. Complete datasheet for LL2912
  • LL6810-PHMPHM

    137.86 including VAT
    LL6810 is a transformer unit with male phono connectors. LL6810 is used for breaking up ground loops in unbalanced audio systems. Transformer turns ratio 1:1 Connectors: Phono Male --- Phono Male Cable Length: 2 m Max Prim. Level. 1% dist, 50Hz: 15 dBU Complete datasheet for LL6810
  • SIB15

    244.71 including VAT
    SIB15 is a unit for hassle-free interfacing between unbalanced audio sources (such as laptops and tablets) and professional balanced systems. The SIB15 contains two high quality audio transformers LL1532, one for each channel. Transformer turns ratio 1:1 Connectors: 3.5 mm stereo mini jack -- 2 x XLR Male Cable Length: 1.8 m Max Prim. Level: +12 dbu / 3V RMS / 8 V P-P Complete datasheet for SIB15