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RCA NATIONAL MALLORY RADIART MILLER JAMES KNIGHTS H-18-5S 5HG8 Radio Ham Tube H2E 832A 2-13 6AX4GTB 12-4

6ax4gtb Rca National Mallory Radiart Miller James Knights H-18-5s Ham Radio Tube Lot 5hg8 H2e 832a 2-13 12-4

( Brand: Rca National Mallory Radiart Miller James Knights ), ( Manufacturer Part Number: H-18-5S ), ( Model: 5HG8 H2E 832A 2-13 H-18-5S 6AX4GTB 12-4 ), ( Part Type: Radio Tube )

Review RCA NATIONAL MALLORY RADIART MILLER JAMES KNIGHTS Ham Radio Tube Lot H2e 832a 2-13 12-4

Introducing the RCA National Mallory Radiar Miller James Knights H-18-5S ham radio tube set, a must-have for radio amateurs and electronics enthusiasts looking to build or repair vintage radio equipment. This tube set includes a carefully selected assortment of highly valued tubes that were once manufactured by RCA, a leading name in the radio industry.

Firstly, we have the 5HG8 tube, a dual triode vacuum tube with a pentagrid screen, providing excellent plate voltage control and grid leakage reduction. The 5HG8 is widely used in various applications, including audio amplifiers, oscillators, and voltage regulators.

Next, we have the H2E tube, a rectifier tube with a direct heater and a high voltage anode. It is often used in power supplies and voltage regulators, converting AC power to DC power for use in electronic circuits.

The 832A tube is a dual triode vacuum tube with a pentagrid screen, commonly used as a high voltage amplifier in radio receivers. Its high gain and low noise make it an excellent choice for improving radio sensitivity and selectivity.

Moving on, we have the 2-13 tube, a triode vacuum tube with a fixed bias and a direct heated filament. This tube is often used as a voltage controlled amplifier, providing gain control in various radio applications.

Finally, we have the 6AX4GTB tube, a dual triode vacuum tube with a grid controlled grid voltage. It is commonly used as a preamplifier or voltage amplifier in radio receivers and transmitters. Its low noise and high sensitivity make it an excellent choice for improving radio performance.

Each tube in this set is meticulously inspected and tested to ensure optimal performance and reliability. They are all housed in protective glass tubes with metal bases, providing excellent heat dissipation and durability. This RCA National Mallory Radiar Miller James Knights H-18-5S ham radio tube set is an essential addition to any ham radio or electronics enthusiast's toolkit, offering the authentic sound and feel of vintage radio equipment.

Buying RCA National Radiart Miller Jones Knights H-18-5S Ham Radio Tubes: A Comprehensive Analysis

Introduction:

The RCA National Radiart Miller Jones Knights H-18-5S ham radio tube kit includes several popular vacuum tubes, such as 5HG8, H2E, 832A, 2-13, and 6AX4GTB. These tubes are widely used in various ham radio applications. In this analysis, we will discuss the pros and cons of buying this RCA tube kit to help you make an informed decision.

Pros:

1. Versatility: This tube kit covers a wide range of applications, making it an excellent choice for ham radio enthusiasts who require multiple tube types.

2. Availability: RCA tubes have a long history, and their availability is relatively high compared to other vintage or hard-to-find tubes.

3. Quality: RCA is a well-known brand with a rich history in the electronics industry, ensuring that the tubes meet a certain level of quality.

4. Cost-effective: Buying a tube kit like this can often be more cost-effective than purchasing each tube individually.

Cons:

1. Compatibility: Ensure that these tubes are compatible with your specific ham radio equipment before purchasing, as some models may require specific tube types.

2. Age: Older tubes, like those in this kit, may have degraded performance compared to newer tubes.

3. Maintenance: Vacuum tubes require regular maintenance, such as checking for leaks and ensuring proper alignment, which can be time-consuming.

Conclusion:

The RCA National Radiart Miller Jones Knights H-18-5S ham radio tube kit offers a versatile range of vacuum tubes that are widely used in ham radio applications. While there are some potential drawbacks, such as compatibility and maintenance requirements, the benefits, including availability, quality, and cost-effectiveness, often outweigh the cons for many ham radio enthusiasts.

Recommendation:

If you're a ham radio enthusiast who requires multiple vacuum tubes for various applications and values the availability, quality, and cost-effectiveness of RCA tubes, the RCA National Radiart Miller Jones Knights H-18-5S ham radio tube kit is a solid investment. However, it's essential to ensure that the tubes are compatible with your specific equipment and that you're willing to commit to the maintenance requirements.

Details:

As you can see in the pictures, there are 6 tubes that don't have a package, but way they were wrapped up makes me think they're good. Ham Radio Tube Lot 5HG8 H2E 832A 2-13 H-18-5S 6AX4GTB 3-7 RCA National Mallory Radiart 6503 Miller 6166 Wave Trap 12-4 Vintage, I don't know if any of these have been used or not. They may be dusty in spots. One of the Radiart boxes is missing an end so it got dusty inside, part still wrapped in original paper though.

part #: h185s prices

  • $25.00-$32.95

specifications vinhomtel:

  • brand: Rca National Mallory Radiart Miller James Knights
  • mpn: H-18-5s
  • model: 5hg8 H2e 832a 2-13 H-18-5s 6ax4gtb 12-4
  • part type: Radio Tube

returns vinhomtel:

  • policy: No Returns

general vinhomtel:

  • Vintage Electronics > Vintage Audio Video > Vintage Radios
  • condition: Used

shipping vinhomtel:

  • transit: 4-10 Days
  • class: Standard, Expedited
  • service: USPS Ground Advantage, UPS Ground, USPS Priority Mail
  • carrier: USPS, UPS
  • type: Calculated
  • cost: $17.00

seller vinhomtel:

  • # reviews: 988
  • city: Harrison, Ohio
  • rating: 98.9%

offer vinhomtel:

  • started: October 14, 2025
  • options: Ship-to-home
  • quantity: 1
  • sold: 0
  • availability: In Stock

payments vinhomtel:

  • other
  • credit card: MasteRcard
  • wallet: Google-pay
part type: radio tube,
category: electronics > vintage electronics > vintage audio video > vintage radios, sku: 8631537838156781,
Rca National Mallory Radiart Miller James Knights H-18-5S Is Similar To:
vinhomtel logo
5 offers $25.00–$32.95 USD
  • Used. Offer #1 priced at $30.00 + $18.30 shipping estimate = $48.30* total. One of the Radiart boxes is missing an end so it got dusty inside, the part is still wrapped in the original paper though. I don't know if any of these have been used or not.+$18.30 shipping
  • New. Offer #2 priced at $32.95 + $8.00 shipping estimate = $40.95* total. Tube Type Rectifier. Model .+$8.00 shipping
  • Open box. Offer #3 priced at $25.00 + $4.47 shipping estimate = $29.47* total. NOS tubes fall within the Gm characteristic range of an average tube, as published in the RCA RECEIVING TUBE MANUAL, which states "Individual tubes, like any manufactured product, may have characteristics that range above or below the values given.+$4.47 shipping
  • New. Offer #4 priced at $28.50 + $7.60 shipping estimate = $36.10* total. Glass and bases are clean with no cracks or loose bases Lot of five (5) RCA vacuum tubes.+$7.60 shipping
  • Open box. Offer #5 priced at $12.98 + $5.99 shipping estimate = $18.97* total. Price is for all tubes pictured. Tubes test: Very Good! See Pictures in Tester.+$5.99 shipping

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