Pair of Single Ended Output Transformer for Headphone amplifiers ,10W, Ultralinear Designed for EL84-6BQ5-ECL82-ECL83 in triode/Ultralinear mode or tubes with similar impedance, built in a massive core for lowish distortion in low frequencies.

TECHNICAL FEATURES:

Primary Impedance: 5k

Secondary Impedance: 32/150/300/600 Ω

Ultralinear Tap: 35% (or any percentage on request)

Primary Inductance Lp=35H @17Vrms/50hz/45mA

Airgap set for : 45mA

Primary Dc resistance: 240 Ohm

Max Dc current :130mA

Maximum output power : 10W

Frequency Response: 5.2Hz-58Khz -3dB (Rsource=1K5 RL=32R)

Core material: high quality annealed M6 silicon steel (19Kilogauss)

Lamination thickness :0.35mm

Core size: EI75/40

Dimensions :75mmx63mmx86mm

Weight:1.45Kgr per transformer

Winding Wire: Double coated Grade 2 enameled copper wire Wound with Precision , Multi section winding, for reduced leakage inductance and high dielectric strength.

Secondaries are sectionalized to ensure perfect load match and same bandwidth for all loads between 32/150 /300/600Ω.

The user can rearrange the secondary taps for different load value following the enclosed connection diagram.

Mounting: vertical placement.

Pair of Single Ended Output Transformer for Headphone amplifiers ,12W ultralinear

Designed for EL84-6BQ5-ECL82-ECL83 in triode mode or tubes with similar impedance, built in a massive core for lowish distortion in low frequencies.

TECHNICAL FEATURES:

Primary Impedance: 3k5

Secondary Impedance: 32/75/150/300 Ω

Ultralinear tap:40%

Primary Inductance Lp=25H @17Vrms/50hz

Airgap set for : 60mA

Primary Dc resistance: 223 Ohm

Max Dc current :150mA

Maximum output power : 12W

Frequency Response: 20Hz-49Khz -3dB

Core material: high quality annealed M6 silicon steel (19Kilogauss)

Lamination thickness :0.35mm

Core size: EI75/40

Dimensions :75mmx63mmx83mm

Weight:1.45Kgr per transformer

Winding Wire: Double coated Grade 2 enameled copper wire Wound with Precision , Multi section winding, for reduced leakage inductance and high dielectric strength.

Secondaries are wound in bifilar method to ensure perfect load match and same bandwidth for all loads between 32/150 /300/600Ω.

The user can rearrange the secondary taps for different load value following the enclosed connection diagram.

Mounting: vertical placement

6DJ8 (ECC88) Tube Headphone Amplifier Output transformer (pair)- push pull, suitable for building 6DJ8 Tube Hi-Fi headphone amplifier project.

TECHNICAL FEATURES:

Primary Impedance: 10K (Anode to Anode)

Secondary Impedance: 32/150/300/600 Ω (for each secondary load match please read the connection diagram)

Frequency Response: 5Hz-40KHz -3dB

Core size :EI60/30

Weight: 670gr per transformer

Dimensions: 62mx51.5mmx55mm (86mm foot distance)

Footprint hole: 5x6mm

Secondaries are wound in bifilar method to ensure perfect load match and same bandwidth for all loads between 32/150 /300/600Ω. The user can rearrange the secondary taps for different load value following the connection diagram.

Winding Wire: Double coated Grade 2 enameled copper wire

Wound with Precision , Multi section winding, for reduced leakage inductance and high dielectric strength.

Pair of Single Ended Output Transformer for Headphone amplifiers ,10W Designed for EL84-6BQ5-ECL82-ECL83 in triode mode or tubes with similar impedance, built in a massive core for lowish distortion in low frequencies.

TECHNICAL FEATURES:

Primary Impedance: 5k

Secondary Impedance: 32/150/300/600 Ω

Primary Inductance Lp=35H @17Vrms/50hz

Airgap set for : 40mA

Primary Dc resistance: 223 Ohm

Max Dc current :150mA

Maximum output power : 10W

Frequency Response: 20Hz-49Khz -3dB at 5W

Output power with Idc=36mA .  If the transformers are used with lower value of Idc then the low frequency response is even better.

Core material: high quality annealed M6 silicon steel (19Kilogauss)

Lamination thickness :0.35mm

Core size: EI75/40

Dimensions :75mmx63mmx83mm

Weight:1.45Kgr per transformer

Winding Wire: Double coated Grade 2 enameled copper wire Wound with Precision , Multi section winding, for reduced leakage inductance and high dielectric strength.

Secondaries are wound in bifilar method to ensure perfect load match and same bandwidth for all loads between 32/150 /300/600Ω.

The user can rearrange the secondary taps for different load value following the enclosed connection diagram.

Mounting: open frame clamps suitable for vertical or horizontal placement

Pair of Single Ended Output Transformer for Headphone amplifiers ,10W Designed for EL84-6BQ5-ECL82-ECL83 in triode mode or tubes with similar impedance, built in a massive core for lowish distortion in low frequencies.

TECHNICAL FEATURES:

Primary Impedance: 5k

Secondary Impedance: 32/75/150/300 Ω

Primary Inductance Lp=35H @17Vrms/50hz

Airgap set for : 36mA

Primary Dc resistance: 223 Ohm

Max Dc current :150mA

Maximum output power : 10W

Frequency Response: 20Hz-49Khz -3dB at 5W

Output power with Idc=36mA If the transformers are used with lower value of Idc then the low frequency response is even better.

Core material: high quality annealed M6 silicon steel (19Kilogauss)

Lamination thickness :0.35mm

Core size: EI75/40

Dimensions :75mmx63mmx83mm

Weight:1.45Kgr per transformer

Winding Wire: Double coated Grade 2 enameled copper wire Wound with Precision , Multi section winding, for reduced leakage inductance and high dielectric strength.

Secondaries are wound in bifilar method to ensure perfect load match and same bandwidth for all loads between 32/150 /300/600Ω.

The user can rearrange the secondary taps for different load value following the enclosed connection diagram.

Mounting: open frame clamps suitable for vertical or horizontal placement.

TECHNICAL FEATURES:

Primary Impedance: 15k

Secondary Impedance: 32/150/300/600 Ω

Airgap set for : 50mA

Primary Dc resistance: 824 Ohm

Max Dc current :80mA

Frequency Response: 6.6Hz-56Khz -3dB tested with Rsource=4k and RL=560R

No DC. :12Hz-40Khz -1dB tested with EL34 Tube triode mode with Idc=50mA

Core material:Top quality annealed M6 silicon steel (19Kilogauss)

Lamination thickness :0.35mm

Core size: EI75/40

Dimensions :75mmx63mmx83mm

Weight:1.45Kgr per transformer

Winding Wire: Double coated Grade 2 enameled copper wire Wound with Precision ,

Multi section winding, for reduced leakage inductance and high dielectric strength.

Secondaries are wound in bifilar method to ensure perfect load match and same bandwidth for all loads between 32/150 /300/600Ω.

The user can rearrange the secondary taps for different load value following the enclosed connection diagram. Mounting: open frame clamps suitable for vertical or horizontal placement.