Replacement Fisher Transformers

  • Designed to replace either Left or Right channel Output Transformer.

Early Fisher 400

Fisher Part Number T 1020-116

For Receivers with Serial Numbers Lower than 48000

6.4K Push-Pull to 4, 8, & 16 ohms 25 Watts

Frequency Response: 10 Hz to 100 kHz +/- 1 dB @ 1 Watt

Primary DC Resistance: 225 ohms

Primary Inductance: 90 H @ 120 Hz

Part Number TT-429-OT

Weighs 3.8 lbs. (1.7 kg)

 

 

Late Fisher 400

Fisher Part Number T 1020-116

For Receivers with Serial Numbers Greater than 48000

10K Push-Pull to 4, 8, & 16 ohms 25 Watts

Frequency Response: 10 Hz to 100 kHz +/- 1 dB @ 1 Watt

Primary DC Resistance: 270 ohms

Primary Inductance: 120 H @ 120 Hz

Part Number: TT-430-OT

Weighs 3.8 lbs. (1.7 kg)

 

 

Fisher 500B, 800B, & X-101-C

Fisher Part number T 860-116

6.4K Push-Pull to 4, 8, & 16 ohms 32.5 Watts

Frequency Response: 10 Hz to 100 kHz +/- 1 dB @ 1 Watt

Primary DC Resistance: 225 ohms

Primary Inductance: 90 H @ 120 Hz

Part Number TT-431-OT

Weighs 3.8 lbs. (1.7 kg)

 

 

Fisher 500C, 800C, & 1800

Fisher Part Number T 991-116

6.4K Push-Pull to 4, 8, & 16 ohms 37.5 Watts

Frequency Response: 10 Hz to 100 kHz +/- 1 dB @ 1 Watt

Primary DC Resistance: 240 ohms

Primary Inductance: 85 H @ 120 Hz

Part Number: TT-432-OT

Weighs 4.9 lbs. (2.2 kg)

 

 

Fisher KX-100, X-100-B, & X-101-B

Fisher Part Number T-849-116

6.4K Push-Pull to 4, 8, & 16 ohms 25 Watts

Frequency Response: 10 Hz to 100 kHz +/- 1 dB @ 1 Watt

Primary DC Resistance: 300 ohms

Primary Inductance: 100 H @ 120 Hz

Part Number TT-433-OT

Weighs 2.9 lbs. (1.3 kg)

 

 

Fisher X-202-C

Fisher Part Number T 1158-116

6.4K Push-Pull to 4, 8, & 16 ohms 40 Watts

Frequency Response: 10Hz to 100 kHz +/- 1 dB @ 1 Watt

Primary DC Resistance: 105 ohms

Primary Inductance: 50 H @ 120 Hz

Part Number: TT-434-OT

Weighs 5.3 lbs. (2.4 kg)

 

NOTE: Does not come with end bells. You must use the end bells from your old transformers.

 

 

 

 

This is how your replacement transformer will look.

 

 

Remove the end bells and screws from your old transformer. These are not included with your replacement transformer.

Install your old end bells on your replacement transformer.

 

 

Fisher KX-200

Fisher Part Number T 908-116

6.4K to 4, 8, & 16 ohms 35 Watts

Frequency Response: 10 Hz to 100 kHz +/- 1 dB @ 1 Watt

Primary DC Resistance: 105 ohms

Primary Inductance: 50 H @ 120 Hz

Part Number: TT-435-OT

Weighs 5.3 lbs. (2.4 kg)

 

NOTE: Does not come with end bells. You must re-use the end bells from your old transformers.

 

This is how your replacement transformer will look.

 

 

Remove end bells and screws from your old transformer. These are not included with your replacement transformer.

 

 

Install your old end bells on your replacement transformer.

 

 

Early Fisher 600

Fisher Part number: T 720-116

For Receivers with serial numbers lower than 50000

7.7 K to 4, 8, & 16 ohms 20 Watts

Frequency Response: 10 Hz to 100 kHz +/- 1 dB @ 1 Watt

Primary DC Resistance: 300 ohms

Primary Inductance: 90 H @ 120 Hz

Part Number TT-436-OT

Weighs 3.3 lbs. (1.5 kg)

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