Eico AF-4

Send

Brand: Eico

The Eico AF-4 is a vacuum tube audio frequency amplifier designed for use in audio applications. It is a tuned amplifier with a single-stage gain of approximately 20dB, making it ideal for use as a preamplifier or signal booster in audio systems. Its input is a high-level RF (radio frequency) input, with a rated input impedance of 50 ohms. The AF-4 has a selectable output impnace of either 300 or 600 ohms, allowing it to be easily matched to other components in an audio system. The AF-4 also includes a bypass function, making it easy to switch in and out of a circuit. The power supply required for the AF-4 is not specified, as it is designed to operate from a variety of sources, including battery, AC, or DC power supplies. The Eico AF-4 is known for its high-quality audio performance and low noise floor, making it a popular choice among audio enthusiasts and professionals.

Power Output: 4W into 8Ω (stereo)
Frequency Response: 30Hz to 20kHz
Distortion: 0.3%
Damping Factor: 9
Speaker Impedance: 4 to 32Ω
Input Sensitivity: 120mV (line), 260mV (cer)
Signal to Noise Ratio: 74dB (line)
Line Output:
Dimensions: 12 x 3-5/8 x 8-14"
Weight: 13 lb
Year: 1959
Price: