germanium pnp replacement

Aug 11, 2017 As to your question, looking at fig 3, 4 and 5 on page 5 of the article, I think you could replace the PNP germanium transistors directly with a small silicon PNP transistor such as BC557, 2N3906, BC328-25, or BC640, or any other cheap small signal PNP silicon transistor, without any changes to the rest of the circuit what-so-ever.

leave message

BENCHY Mining Machinery Co., Ltd.

If you are interested in our company or products, welcome to visit our company and factories; you can also get in contact with us through online query services, inquiry form, e-mails and telephones. Our engineer will provide prosduct information, specific solution and good service for you as soon as possible.

  • Office Address
    Office Address

    High and New Technology Industrial Development Zone, Zhengzhou, China

  • Email
    Email

    [email protected]

  • Online Consulting
    Online Consulting

    Get Price

What Can I Do For You?

Germanium Transistors

1 Original AC113 Mazda brand PNP Germanium transistor. They have low leakage. Gain is 53-95. These are PRETESTED, so you don't need to by the testing service. 1 Original OC45 Mullard brand PNP Germanium transistor in the black glass case and red dot. There is tape around it with a different label, but the part number and Mullard are under there.

2N1637 Replacement Germanium PNP Transistor 2 pcs eBay

Details about 2N1637 Replacement Germanium PNP Transistor 2 pcs. 2N1637 Replacement Germanium PNP Transistor 2 pcs. Item Information. Condition: New. Quantity: 6 available / 1 sold.

worldradio Substitutes for AF117 Germanium Transistors

Jan 08, 2020 Yes, I too use Russian types. But often the RF & IF can be replaced with PNP Silicon if there is an emitter resistor. Yes, the collector current may be lower, but with suitable gain RF types, it's not a problem. In a Bush set no difference in performance using Russian Germanium or regular PNP Silicon for RF mixer oscillator and the IF amps.

Transistors Russian Germanium Transistors

Lot of 100 NOS Russian PNP GERMANIUM TRANSISTORS P27(П27) Low noise factor. Made in 1980 Year. Actual photo. Shipping: Buyer pays fixed $10.00 Shipping& Handing costs for any country. This item will be shipped to you through registered air mail with number of tracking immediately after payment is fully received and will be arriving within 3-4 ...

A replacement for a 2SA70 germanium transistor..PNP

With 370 pages to scan, no way it's possible for me. They show up on eBay occasionally - 1981 and 1986 are the two publication years. '81 and 86 both have a supplement - the last version I saw on eBay was the '81 supplement.

Redesign Germanium Transistor Circuits Part 7

Redesign Germanium Transistor Circuits, Part 7 Replacement Transistors, Capacitors, & Diodes Universal Replacement Parts. Fortunately, replacing germanium devices with silicon ones isn't entirely guesswork. When the industry switched over in the 1960s and 1970s, it provided excellent replacement …

ac128 germanium pnp transistor All About Circuits

Mar 21, 2015 Joined Dec 20, 2007. 11,249. Aug 9, 2011. #10. The very old AC128 germanium transistor had a different base-emitter voltage requirement compared to a silicon transistor and had a poor high frequency response so it will sound different to a silicon transistor.

Radio Shack Transistor Substitution and Application

Radio Shack Transistor Substitution & Application Information. 2N2222, General purpose amplifier, high speed, medium switching. 2N5449, Medium power amplifier for Class B audio outputs, hi-fi drivers. 2N4996, High frequency for tuner & IF stages in FM & AM/FM stereo multiplex receivers (Epoxy)

Germanium PNP Transistor web bcs.com

Telefunken Transistor AD149 Datasheet Germanium PNP Transistor AD149 50V / 3,5A DATASHEET OEM – Telefunken Source: Telefunken Databook 1970/71 Datasheet Rev. 1.3 – 12/18 – data without warranty / liability

Semiconductor AL102 AL 102 TRANSISTOR GERMANIUM PNP

al 102, transistor germanium pnp / 130v / 6a / 30w transistor case: to-3

Qty 10 Vintage 2N1041 Medium Power Germanium PNP

RCA SK3198 PNP GERMANIUM TRANSISTOR AUDIO POWER AMPLIFIER NTE131. New New New. $7.97. Free shipping Free shipping Free shipping. Top Rated Plus Top Rated Plus Top Rated Plus Top Rated Plus. Seller 99.7% positive Seller 99.7% positive Seller 99.7% positive. 50PCS USB Type-C 5V 1A 18650 TP4056 Lithium Battery Charging Board Module.

NPN Germanium transistor list for Fuzz pedals Slowbean

May 24, 2019 My interest in fuzz pedal came from JMI Tone Bender III reissue which belongs to a friend. this pedal has 3 of OC75 glass tube transistors. And, unfortunately, My Sola Sound Bum Fuzz came with 3 of NPN transistors while OC75 is PNP type. then found this web page with germanium and silicone transistor lists […]

Redesign Germanium Transistor Circuits Part 1

PNP: Silicon replacement is 2N2907 or 2N3906. (Or: device with beta= 200). NPN: Silicon replacement is 2N2222 or 2N3904. (Or: device with beta= 200). You may use other devices. But in 1-resistor bias circuits, you must adjust the base resistor Rb value for correct bias.

GE Replacement Transistors for Sale Talon Electronics LLC

GE Replacement Power Transistor, replaces 2N1490, 2N3055A, ECG130, MJ480, MJ481, NTE130, SK3027 and many other silicon power transistors in a TO-3 case.

  • cost of 10 tph cement mill top companies for crushers

    cost of 10 tph cement mill top companies for crushers

    Stone Crusher Crush Machine Line – 2020 Top Brand Portable. Mobile impact crusher manufacturers in yemen ton 400 mobile crusher suppliers in yemen 400 tonne stone crusher cost sale ton 400 mobile crusher suppliersobile stone crusher for sale by is widely used in mine building material highway jual stone crusher 400 x 600 400 tph mobile coal crusher plant supplier fdp is one of the biggest ...

    Release Time : 02-16
  • price per square meter concrete south africa rock crusher

    price per square meter concrete south africa rock crusher

    Price List Canberra Sand and Gravel Landscape CentresConcrete Prices in the UK Updated For . All prices include GST Effective 23/01/ HOW TO CALCULATE HOW MUCH PRODUCT YOU NEED As a general rule 1 Cubic metre of product will cover 10 square metres at a depth of 10cmUnfortunately the cost of volumetric concrete is usually higher per cubic metre than a ready mix You do however get …

    Release Time : 04-23
  • abg cement latest news

    abg cement latest news

    Jul 26, 2021 Breaking News: ABG latest news. - The Fly. The Fly team scours all sources of company news, from mainstream to cutting edge,then filters out the noise to deliver shortform stories consisting of only market moving content.

    Release Time : 07-28
  • efficient concrete crusher in kenya for sale with high

    efficient concrete crusher in kenya for sale with high

    China Compact Small/Mini Concrete Crusher in Kenya for Sale, Find details about China Concrete Crusher Price, Stone Concrete Crusher from Compact Small/Mini Concrete Crusher in Kenya for Sale - Shibang Industry & Technology Group Co., Ltd.

    Release Time : 06-17
  • cement manufacturing process in details

    cement manufacturing process in details

    Cement is so fine that 1 pound of cement contains 150 billion grains. The cement is now ready for transport to ready-mix concrete companies to be used in a variety of construction projects. Although the dry process is the most modern and popular way to manufacture cement, some kilns in the United States use a wet process.

    Release Time : 09-23
  • downhill belt conveyor in cement factory

    downhill belt conveyor in cement factory

    Sep 25, 2014 Cement industry Sempertrans Conveyor Belt Solutions belt conveyor in cement plant ppt binq mining csdpmapeu. Cement is one of the most used materials in construction and therefore one of the most abundantly produced materials in the world The cement industry is mainly influenced by the global demand for housing construction and urbanisationBelt Conveyor Ppt In Cement IndustryBelt Conveyor …

    Release Time : 06-06
  • top 10 cement plant

    top 10 cement plant

    Aug 18, 2021 Votorantim Cimentos, the largest cement company in Brazil closes the list of the top 10 cement producers in the world. The company produces 45.02 million tonnes of cement every year in its 34 cement plants. In addition to cement, Votorantim Cimentos also produces mortar, aggregates, and ready-made concrete.

    Release Time : 04-19
  • small industrial concrete jaw crushing plant in mongolia

    small industrial concrete jaw crushing plant in mongolia

    Tph Aggregate Crusher Mongolia Company Jaw Crusher. hot sale products stone crushing plant. since the late century, tens of thousands of mobile primary jaw crushers equipped with quality jaw crushers have been installed all over the world. from single machine running to multiterminal online application, mobile primary jaw crusher can satisfy customers diversified demand.

    Release Time : 06-13
  • concrete grinding equipment services building trades

    concrete grinding equipment services building trades

    CoGri USA Inc is established in the USA to provide specialist industrial floor solutions and consultancy to clients in North America. CoGri USA inc are experts in the enhancement and testing of floors in both new and existing Very Narrow Aisle (VNA) warehouse units, distribution centers, and other facilities. Flooring Services Floor Repair & Refurbishments Very Narrow Aisle Grinding Design ...

    Release Time : 02-26
  • cement processing milling machine supplier

    cement processing milling machine supplier

    Introduction of Cement Ball Milling Machine/Cement Ball Mill Suppliers/Bone Cement Mill . The colloid mill/grinder/mincer is kind of machine for elaborate processing the wet material. It comprehensive all the features of the . homogenizer,ball mill, shearing machine, mixer etc. It has the super function in superfine grinding, mixing, and ...

    Release Time : 05-26
  • abhijeet cement 5mtpa cement plant in chandrapur

    abhijeet cement 5mtpa cement plant in chandrapur

    Abhijeet Group, Nagpur, ACC a fully Integrated Cement Plant of capacity 5MTPA at Jamul in Integrated Cement plant of capacity 5 MTPA at Chandrapur in read more list cement production plant at …

    Release Time : 11-13
  • cost of cement mill cement mill for sale manufacturers

    cost of cement mill cement mill for sale manufacturers

    Specializing in the sale of second hand cement plant equipment, and complete used cement plants. In addition to used and new surplus Cement Plant Equipment (rotary kilns, ball mills, vertical roller mills), NMI deals in many other types of machinery, including used equipment for Bulk Material Handling, Crushing, Grinding, Industrial Mineral Processing, and Power Plants

    Release Time : 11-06
  • pakistan new type drying rotary kiln

    pakistan new type drying rotary kiln

    US $50000-$180000/ Set. 7,811 kiln drying products are offered for sale by suppliers on Alibaba.com, of which rotary drying equipment accounts for 11%, vacuum drying equipment accounts for 3%, and drum drying equipment accounts for 2%. A wide variety of kiln drying options are available to you, such as 1 year, 2 years, and 5 years.

    Release Time : 02-02
  • start interloocks and stop interloocks of the cement mill motor

    start interloocks and stop interloocks of the cement mill motor

    capacity basket grinding mill; start interloocks and stop interloocks of the cement mill motor; mill closing in desvoys; Mobile Cone Crusher Plant Grinding Mill China; planta de chancado de piedra; marketing granite jaw crusher machine for hard rock crushing; crushing screening gravel mm to mm; stone crusher plant prices in pakistan

    Release Time : 06-02
  • guidetti concrete crushers spares

    guidetti concrete crushers spares

    guidetti concrete crushers spares - Seaforth Lodge. guidetti stone crusher caesar 1. Jaw crusher / mobile / crawler CAESAR 1 Guidetti S.r.l. Feb 26, 2013 Find out all of the information about the Guidetti S.r.l. product jaw crusher / mobile / crawler CAESAR 1. Contact a supplier or the parent company directly to get a quote or to find out a ...

    Release Time : 08-06
  • email id in cement plant grinding

    email id in cement plant grinding

    Email id - [email protected] Website: https://www.kfintech.com . Cement plant address ( Chhattisgarh ) : Suhela Road, Risda, Dist – Baloda Bazar – 493332 (CG) Single Point of Contact – Mr. Raju Banerjee . Cement plant address ( West Bengal) : Panagarh Industrial Park, Kotagram, Dist – Burdwan (WB) 713148

    Release Time : 06-23
  • cement manufacturing small plant investment

    cement manufacturing small plant investment

    Cement Manufacturing; Starting a cement production plant might be capital intensive, but one thing is certain, you aren’t going to struggle to sell your cements especially if you are selling at a competitive price. If you have a solid capital base, then you should consider opening your own cement manufacturing plant.

    Release Time : 03-14
  • cement grinding vertical mill sand processing

    cement grinding vertical mill sand processing

    pebbles for fine grinding of sand or cement. F.L.Smidth acquired the rights to his ... applications of the vertical roller mill for cement grinding are less prevalent. ... The grinding process in ball mills and vertical roller mills differ fundamentally. In a ball mill the comminution takes place by impact and attrition. The comminution in the

    Release Time : 06-10

Copyright © 2021.Henan Mining Machinery Co., ltd. All rights reserved. sitemap

Click avatar to contact us
Click avatar to contact us
gotop