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Description
Doorknob Capacitor CRL 850S - 75pF 5KV N750 NOS for transmitters and linear ampBrand: CRL Model: Doorknob Type: RF Amplifier One (1) NOS vintage ceramic high voltage HV capacitor, rare and hi quality, 75 pF 5KV N750, ideal for power RF tube amplifiers, made back in 80s in USA, by Centralab CRL, from NOS military stock. Part No. CRL 850S Capacitance 75pF Voltage 5KV Temperature coefficient: N750
Brand: CRL
Model: Doorknob
Type: RF Amplifier
One (1) NOS vintage ceramic high voltage HV capacitor, rare and hi quality, 75 pF / 5KV N750, ideal for power RF tube amplifiers, made back in 80s in USA, by Centralab CRL, from NOS military stock.
Part No. CRL 850S
Capacitance 75pF
Voltage 5KV
Temperature coefficient: N750
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4.7 ★★★★★
Based on 212 reviews
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Product Reviews
★★★★★ 1
Toxic ingredients
Size: 2 Fl Oz (Pack of 1)
There are endocrine disruptors in here that are harmful to your health. I nearly got to the point of being disabled from endocrine issues. Has ingredients that ruin fertility, raise risk of cancer, and ruin your endocrine system. I hope these brands can take these ingredients out and begin to care about consumers health.
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Reviewed in the United States on March 21, 2026
★★★★★ 5
Returning customer! :-)
Size: 2 Fl Oz (Pack of 1)
I love this product. The size is perfect, it smells amazing, and my skin has no reaction to it whatsoever (aside from what it’s supposed to do). So just a little background, my mother is Caucasian- my father is African American. I can either get a sun burn or get super tan- all depends on what products I use while under the sun.
In the past, low quality products have given me a sunburn over a period of long sun exposure. Contrary to that, high quality products require me to apply less and will prevent me from sunburns. I do have to reapply, depending how much sun exposure I am getting.
I originally purchased this product for a week long trip to Mexico with my boyfriend. I only bought 2 bottles- and we spent A LOT of time on the beach/ getting sun. We both used the sunscreen and STILL HAD LEFTOVERS after our trip (half a bottle still full). In addition, neither of us got sunburns- he got a nice sun kissed glow and I got a tan!
It is TSA carry-on approved, very lightweight, and easy to use. I would recommend this product to anyone who asks! 10/10 will repurchase again :-)
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Reviewed in the United States on May 20, 2024
★★★★★ 5
Works & smells great!
Size: 6 Fl Oz (Pack of 1)
Works & smells great!
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Reviewed in the United States on May 24, 2026
★★★★★ 5
Great smell
Size: 2 Fl Oz (Pack of 1)
Smells amazing, and goes on clear
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Reviewed in the United States on June 1, 2026
★★★★★ 5
“Holy Sun Protection, Batman! This Stuff Works!” 🦇🦸♂️
Size: 6 Fl Oz (Pack of 1)
The COOLA Organic Sunscreen SPF 50 Sunblock is the real deal. It goes on smooth, absorbs quickly, and doesn’t leave behind that greasy, chalky layer most sunscreens do. I put it to the test during a full day outdoors, and it held strong—no burns, no irritation, just solid protection.
What makes it even better is the formula: not overloaded with harsh chemicals, but still highly effective. It feels more like skincare than sunscreen, which makes reapplying far less of a chore.
If Batman and Robin swapped their capes for beach towels, this would be the sunblock in their utility belts—powerful protection, clean ingredients, and a formula that actually works when the heat is on. 🦇☀️
Would you like me to also create short funny one-liner summaries for each review (like quick taglines), so you have both the full review and a quick punchy line to use?
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Reviewed in the United States on August 19, 2025
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