SANSUI F-3111 Receiver Circuit Board R-50

( Brand: Sansui ), ( Manufacturer Part Number: F-3111 ), ( Model: R-50 ), ( Type: Receiver ), ( Unit Type: Unit ), ( Compatible Model: Sansui R ), ( Country Of Origin: Japan ), ( California Prop 65 Warning: No Chemicals )

Review SANSUI Receiver Replacement Parts Circuit Board Part 3111

The Sansui F-3111 R-50 Receiver Circuit Board is a vintage component that was once a key part of Sansui's popular F-3111 integrated amplifier, model R-50. This circuit board showcases the intricate engineering and design that went into Sansui's audio equipment of the past.

Measuring approximately 13.2 inches long, 6.7 inches wide, and 1.8 inches high, this circuit board houses the heart of the F-3111's receiver function. It is filled with a myriad of components, including resistors, capacitors, diodes, transistors, and integrated circuits, all meticulously soldered onto the green-colored fiberglass epoxy substrate. The board's layout is neatly organized, with clear labeling for most components, making it easy to identify their functions.

The R-50 circuit board is responsible for various receiver features such as AM and FM tuning, volume control, and input selection. The AM section includes a tuning coil, diode detector, and several capacitors and resistors for filtering and amplification. The FM tuning section, on the other hand, features a rotary tuning dial, a tuning capacitor, and various other components for frequency selection and demodulation.

The volume control section consists of a potentiometer, several resistors, and capacitors, which work together to provide smooth volume adjustment. The input selection section houses several switches and diodes that allow users to switch between different input sources, such as CD, tape, or phono.

The circuit board also includes several power supply sections, which transform the AC power input into DC power for the various components. These power supply sections include smoothing capacitors, rectifiers, and voltage regulators, ensuring stable power delivery to the circuitry.

The Sansui F-3111 R-50 Receiver Circuit Board is a testament to the high-quality engineering and design that Sansui was known for in the past. Its intricate layout, meticulous component placement, and robust construction make it a valuable addition to any vintage audio enthusiast's collection. Whether you are looking to restore a vintage Sansui amplifier or build a custom audio project, this circuit board is a must-have component.

Sansui F-3111 R-50 Receiver Circuit Board: A Detailed Analysis

The Sansui F-3111 R-50 receiver circuit board is a popular choice among audiophiles and vintage electronics enthusiasts. This component is known for its high-fidelity sound and durable build quality. However, like any other electronic part, it comes with its own set of advantages and disadvantages. In this analysis, we will discuss the pros and cons of buying a Sansui F-3111 R-50 receiver circuit board.

1. High-Fidelity Sound: The Sansui F-3111 R-50 circuit board is renowned for its ability to produce clear, detailed, and accurate sound. It is particularly popular among vintage audio enthusiasts who value the warm and rich sound that this circuit board provides.

2. Durable Build Quality: Sansui was known for its high-quality components and build standards. The F-3111 R-50 circuit board is no exception. It is built to last, with heavy-duty components and robust construction.

3. Wide Compatibility: This circuit board is compatible with a wide range of Sansui receivers, including the popular F-3111 and F-3511 models. This makes it a versatile and valuable addition to any audio setup.

4. Affordable: Compared to modern receivers, the Sansui F-3111 R-50 circuit board is an affordable option for those looking to upgrade their audio systems or restore vintage equipment.

1. Limited Features: The Sansui F-3111 R-50 circuit board is a vintage component, and as such, it lacks some modern features that are common in modern receivers, such as Bluetooth connectivity, digital tuning, and multiple input sources.

2. Requires Expertise: Installing and configuring the Sansui F-3111 R-50 circuit board requires a certain level of expertise in electronics and audio equipment. It may not be suitable for beginners or those without experience in working with vintage electronics.

3. Availability: Finding a genuine and functional Sansui F-3111 R-50 circuit board can be a challenge, as they are no longer in production and are becoming increasingly rare. This can make them expensive and difficult to obtain.

In conclusion, the Sansui F-3111 R-50 receiver circuit board offers several advantages, including high-fidelity sound, durable build quality, wide compatibility, and affordability. However, it also comes with some disadvantages, such as limited features, the requirement for expertise, and availability. Ultimately, the decision to buy the Sansui F-3111 R-50 circuit board depends on your individual preferences, expertise, and budget. If you are an audiophile or vintage electronics enthusiast who values the warm and rich sound of vintage equipment, and you have the expertise to install and configure it, then the Sansui F-3111 R-50 circuit board is a worthwhile investment.

If you are considering buying the Sansui F-3111 R-50 receiver circuit board, I would recommend doing thorough research on the specific model and its compatibility with your Sansui receiver. You may also want to consider purchasing the circuit board from a reputable dealer or retailer to ensure authenticity and functionality. Additionally, I would recommend consulting online forums or communities of vintage audio enthusiasts for advice and guidance on installation and configuration. Overall, the Sansui F-3111 R-50 circuit board is a valuable and rewarding addition to any vintage audio setup, but it requires careful consideration and expertise to fully appreciate its potential.

Details:

For all parts. Buy 4, 20% off your total purchase price. The photos are an important part of the. Sometimes there are issues with the tier discount feature.

Buy 3, 15% off. Look the pictures before buying. You are buying a parts in great working and cosmetic condition.

part #: f3111 prices

• $25.00-$165.00

specifications partsvintageaudio:

• brand: Sansui
• mpn: F-3111
• model: R-50
• type: Receiver
• unit type: Unit
• compatible model: Sansui R
• country of origin: Japan
• california prop 65 warning: No Chemicals

general partsvintageaudio:

• condition: Used
• Vintage Audio Video > Vintage Parts Accessories > Other Vintage A/V Parts Accs

payments partsvintageaudio:

• credit card: Discover
• other
• wallet: Google-pay

returns partsvintageaudio:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days
• method: Money back

offer partsvintageaudio:

• availability: In Stock
• started: January 28, 2026
• options: Ship-to-home
• quantity: 1
• sold: 0

seller partsvintageaudio:

• rating: 99.8%
• city: Waterford, Michigan
• # reviews: 14153

shipping partsvintageaudio:

• cost: $0.00
• class: Standard
• type: Fixed
• service: USPS Ground Advantage
• carrier: USPS
• transit: 3-7 Days

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