SAE - Mark XXXIB Solid state power amplifier





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Description from the seller
Offered: a SAE Mark XXXIB, also referred to as Mark 31B, a classic SAE solid-state stereo power amplifier. This unit is the 240 VAC 50/60 Hz Export Model version and is therefore suitable for the European power grid. The original metal export plate on the rear is still present. Serial number: 31B-05142
The Mark XXXIB features the characteristic black, horizontally brushed metal front panel with SAE logo, model designation MARK XXXIB, blue illuminated window, and the stylish inscription “Solid State Stereo Power Amplifier.”
According to the available documentation, the Mark 31B delivers 50 watts per channel at 8 ohms, and a minimum speaker impedance of 4 ohms is specified. SAE Mark XXXI Solid
Technical specifications
• Brand: SAE
• Model: Mark XXXIB / Mark 31B
• Type: solid-state stereo power amplifier
• Output power: 2 x 50 watts at 8 Ω
• Frequency response: 1 Hz - 100 kHz
• Total harmonic distortion: 0.1%
• Damping factor: 150
• Input sensitivity: 1 V
• Signal-to-noise ratio: 100 dB
• Minimum speaker impedance: 4 Ω
• Power supply of this unit: 240 VAC, 50/60 Hz
• Version: Export Model
• Serial number: 31B-05142
• Dimensions: approximately 381 x 121 x 203 mm
• Weight: approximately 8.2 kg [citation]
Connections
On the rear there are separate connections for the two channels:
• RCA input Channel A
• RCA input Channel B
• Speaker outputs for both channels
• GND connection
The SAE Mark XXXIB is a fully complementary amplifier with symmetric power supplies, complementary differential input stages, complementary driver stages, and Darlington output stages. The amplifier also features overdrive protection circuitry.
The amplifier is in used vintage condition.
The black brushed metal housing and front panel show signs of use.
The distinctive blue window on the front lights up, as shown in the photos.
The rear also shows signs of wear. The original plate with “240 VAC - 50/60 HZ EXPORT MODEL” is present and clearly legible.
Please view the photos carefully. The photos form an integral part of the description and show the cosmetic condition of the offered unit.
Operation
The amplifier has been tested and operates properly. Both channels have been tested and play correctly. The blue front illumination also functions.
Shipping
Due to the weight and the nature of vintage audio equipment, the amplifier will be carefully and securely packed, with extra protection around the front panel and corners.
Offered: a SAE Mark XXXIB, also referred to as Mark 31B, a classic SAE solid-state stereo power amplifier. This unit is the 240 VAC 50/60 Hz Export Model version and is therefore suitable for the European power grid. The original metal export plate on the rear is still present. Serial number: 31B-05142
The Mark XXXIB features the characteristic black, horizontally brushed metal front panel with SAE logo, model designation MARK XXXIB, blue illuminated window, and the stylish inscription “Solid State Stereo Power Amplifier.”
According to the available documentation, the Mark 31B delivers 50 watts per channel at 8 ohms, and a minimum speaker impedance of 4 ohms is specified. SAE Mark XXXI Solid
Technical specifications
• Brand: SAE
• Model: Mark XXXIB / Mark 31B
• Type: solid-state stereo power amplifier
• Output power: 2 x 50 watts at 8 Ω
• Frequency response: 1 Hz - 100 kHz
• Total harmonic distortion: 0.1%
• Damping factor: 150
• Input sensitivity: 1 V
• Signal-to-noise ratio: 100 dB
• Minimum speaker impedance: 4 Ω
• Power supply of this unit: 240 VAC, 50/60 Hz
• Version: Export Model
• Serial number: 31B-05142
• Dimensions: approximately 381 x 121 x 203 mm
• Weight: approximately 8.2 kg [citation]
Connections
On the rear there are separate connections for the two channels:
• RCA input Channel A
• RCA input Channel B
• Speaker outputs for both channels
• GND connection
The SAE Mark XXXIB is a fully complementary amplifier with symmetric power supplies, complementary differential input stages, complementary driver stages, and Darlington output stages. The amplifier also features overdrive protection circuitry.
The amplifier is in used vintage condition.
The black brushed metal housing and front panel show signs of use.
The distinctive blue window on the front lights up, as shown in the photos.
The rear also shows signs of wear. The original plate with “240 VAC - 50/60 HZ EXPORT MODEL” is present and clearly legible.
Please view the photos carefully. The photos form an integral part of the description and show the cosmetic condition of the offered unit.
Operation
The amplifier has been tested and operates properly. Both channels have been tested and play correctly. The blue front illumination also functions.
Shipping
Due to the weight and the nature of vintage audio equipment, the amplifier will be carefully and securely packed, with extra protection around the front panel and corners.

