NATIONAL B-189-A Hro Tuning Knob Clean 1930S

( Brand: National ), ( Manufacturer Part Number: B-189-A ), ( Type: Hro Tuning Knob )

Review NATIONAL Hro Tuning Knob Clean Good Condition Used 1930s

National B-189-A HRO Tuning Knob Clean (1930s): A Vintage Treasure for Your Antique Radio

Step back in time with the National B-189-A HRO Tuning Knob Clean, a captivating and authentic vintage accessory hailing from the golden era of radio broadcasting the 1930s. This unique tuning knob is not just a functional piece, but a testament to the aesthetic charm and craftsmanship that characterized the bygone age of wireless communication.

Crafted with precision and care, this National B-189-A HRO Tuning Knob features a sleek and elegant design that complements the vintage aesthetics of antique radios. The knob boasts a smooth, rotatable tuning mechanism that provides effortless control over the radio frequencies, allowing you to seamlessly switch between stations with a satisfying click.

The knob showcases a stunning HRO (High Resistance Output) dial, which displays the dial markings in a distinctive and easy-to-read manner. The HRO dial was a popular choice among radio manufacturers during the 1930s due to its high-quality construction and reliable performance.

The National B-189-A HRO Tuning Knob Clean has been thoroughly cleaned and refurbished to ensure it is in pristine condition. Each knob undergoes a meticulous cleaning process, removing any dirt, grime, or oxidation that may have accumulated over the years. This process not only preserves the knob's original condition but also enhances its beauty, making it a true standout accessory for your antique radio.

The National B-189-A HRO Tuning Knob Clean is more than just a replacement part; it is an investment in the preservation of radio history. By installing this genuine, vintage tuning knob, you are not only enhancing the aesthetic appeal of your antique radio, but you are also supporting the ongoing appreciation and celebration of the pioneering era of wireless communication.

So, whether you're a collector, a radio enthusiast, or simply someone who appreciates the charm of vintage design, the National B-189-A HRO Tuning Knob Clean is an essential addition to your antique radio collection. Embrace the past, celebrate the present, and experience the magic of radio once again with this exquisite piece of radio history.

The National B-189-A HRO Tuning Knob from the 1930s is a historical and aesthetic addition to any vintage radio or music instrument. Here are the pros and cons of purchasing this item:

1. Authenticity: This tuning knob is a genuine and original piece from the 1930s, adding a touch of vintage charm to your device.

2. Quality: National B-189-A HRO tuning knobs are known for their high-quality construction and smooth operation.

3. Collector's Item: As a historical artifact, this knob can be a valuable addition to a collection of vintage radio parts.

4. Aesthetics: Its design is both functional and visually appealing, complementing the overall look of vintage radios.

1. Functionality: Since this tuning knob is over 90 years old, there may be wear and tear that affects its functionality. It might not work as smoothly as a new one.

2. Availability: Due to its age, these tuning knobs can be hard to find, and when they do come up for sale, they can be quite expensive.

3. Compatibility: Ensure that this specific tuning knob is compatible with your device, as vintage radios often have different knob sizes and thread types.

4. Risk of Damage: Old items are more susceptible to damage during shipping and handling.

In conclusion, purchasing a National B-189-A HRO Tuning Knob from the 1930s can be a rewarding experience for collectors and those looking to add a touch of vintage charm to their devices. However, it's essential to consider the potential issues with functionality, availability, compatibility, and the risk of damage. If you're willing to accept these potential drawbacks, this item could be a worthwhile addition to your collection. If functionality is a priority, it might be wiser to consider a modern replacement that offers smoother operation and is less susceptible to wear and tear.

Details:

The knob is in good condition. Part numbers are as follows: B-189-A and B-189-B. Offered is the 2-Section Tuning Knob for National HRO Radio Receivers. Single hex head setscrew remains in place.

It is a two-piece knob with rotating section within. Mouse over the photo images to zoom in.

part #: b189 prices

• $12.00-$25.50

specifications hamamateuradio:

• brand: National
• mpn: B-189-a
• type: Hro Tuning Knob

shipping hamamateuradio:

• cost: $16.00
• service: USPS Priority Mail, USPS Ground Advantage
• class: Expedited, Standard
• transit: 4-9 Days
• type: Calculated
• carrier: USPS

payments hamamateuradio:

• other
• cash
• credit card: Visa
• wallet: Google-pay

general hamamateuradio:

• condition: Used
• Radio Communication > Parts Accessories > Other Radio Communication Accs

returns hamamateuradio:

• method: Money back
• policy: Returns Accepted
• paid by: Buyer
• time: 14 Days

seller hamamateuradio:

• rating: 100.0%
• # reviews: 7490
• city: Lake Winola, Pennsylvania

offer hamamateuradio:

• started: June 7, 2025
• quantity: 1
• sold: 0
• options: Ship-to-home
• availability: In Stock
• best offers: True

National B-189 Is Similar To:

• 686s National Ham Radio Receiver Hro Power Supply (31.9% similar) It would supply high b for the National hro type receiver. It is untested but would be an easy restore. This power supply is a Libra-PAC type which would operate from 6 volt battery. I think this supply is rare...(July 8th, 2018)
• Acn-1 National Velvet Vernier Tuning (36% similar) Used National velvet vernier ACN-1 tuning dial assembly, pulled from a hombre radio, fully functioning when but little stiff, the assembly was flushed with WD-40 and is fine now, paper label worn, may be good as template to fashion replacement, Bakelite knob clear plastic pointer show scuff scratch ...(January 5th, 2018)
• Hro-50 Hard To Find National Aa (21.1% similar) I do not divulge reserve prices. Almost every older electronic item will benefit from a careful alignment and cleaning or other restoration. Shipping USA. Hard to find National HRO-50 AA MHz coil set for the HRO-60 receiver model coolest - covers meter band spread from original photos are actual set...(January 4th, 2017)
• Hro-50-1 National Radio Receiver Parts Assembly (28.8% similar) National HRO-50-1 radio receiver parts tuning dial assembly...(September 19th, 2018)
• Hro-500 National Vintage And Rare Communications Receiver For Restoration (38% similar) Perfect for restoration. There could be other issues with the unit that are yet to discovered. Shes a real beauty. Estate item. The HRO-500 had some quirky synthesizer issues but once resolved they preformed beautifully. There was white noise in the headphones but unable to tune any stations. I ...(October 29th, 2018)
• Hro 50r1 National Slide Rule (28.3% similar) Included is the mounting screws. For bin a set of 8 band spread dials National hro 50R1 receiver in very good condition, with no missing lettering warps the acrylic plastic...(March 21st, 2017)
• Hro-50t National Amateur Ham Radio (34.7% similar) Radio kept in non-smoking environment vac Hz. Time to buy your Christmas present. With the speaker. For sale: National HRO-50T receiver w speaker and 9 plug-in coils. Coils - a,AA,b,c,d,e,f,j words cannot describe how nice this is, so please look at the pictures. With manual. 5 inches 95 lbs...(December 20th, 2017)
• Hro-50t1 National Model Communications Receiver Coil Free Shipping (33.8% similar) In fair cosmetic condition with scratches blemishes throughout - please see photos for personal evaluation. Comes with b coil. Up for sale is a National model HRO-50T1 communications receiver. Free shipping included. Shipping this unit will cost between which is reflected in the price includes free...(July 22nd, 2018)
• Hro-5r National Radio And Box Plus Power Supply Six Coils (31.4% similar) Listened to local stations on the broadcast band. In good condition. Zip code is sold as-is. Speaker and power supply. The hro is being sold for widow of a silent key. A total of six coils are provided, 480KC. The last four coils can beset in band spread mode. 900KC to 2050KC. This sale will take ...(February 27th, 2019)
• Hro-5ra1 National Company Inc Receiver (27.5% similar) Not like around here where my kids call it 'the big heavy thing' 42 pounds when I factor in plenty of packing material. Not sure what else goes into bringing one of these back to life. I am a ham radio operator so this got my attention. As best I can tell it didn't come from smoking home - can't ...(July 20th, 2017)
• Hro-5ta1 National Vintage Radio (33.7% similar) I will answer any questions if can...(March 2nd, 2019)