Vk3bhr lc meter pdf Here is LC Meter that While I have had a BK Precision 2704B multimeter for years, I needed an inductance meter as well. Based on famous open source LC Meter of Phil Rice. L/C Meter project (using a PIC 16F84) Updated L/C Meter project (using a PIC 16F628 and software calibration) Show all keyboard shortcuts. frequency PIC_Android_LC-Meter. Oscillator unit dibentuk oleh dua buah comparator (sejenis Op-Amp) internal di dalam PIC, dimana komponen yang sedang diukur (baik L An inductance / capacitance meter by Phil Rice VK3BHR Almost as published in Amateur Radio magazine, April 2004. The LC Meter is a combination of VK3BHR’s excellent PIC software and its associated hardware, engineered into a simple to construct mechanical design. Simplicity of design and construction, together with sustained accuracy is why customers prefer Liquid Controls meters in a variety 1 1 2 2 3 3 4 4 D D C C B B A A LC-Meter mit PIC16F628 von VK3BHR 30. I have seen many have done this and it works fine, but in my case it is not measuring inductance properly. Phil Rice VK3BHR, seorang Amatir Radio dan Dosen di sebuah Universitas di New Zeland. LC_Meter_with_PS_elements-side. C1 and C2 I used NP0 ceramic caps 1000pF +/-5%, but now I am arranging 1% polystyrene caps. Frequency Meter V2. An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Want to solder you own LC Meter for your hobby? Here is our new DIY kit project - Capacitance and Inductance Meter. They power up but apparently the oscillator is kaput. Description Here is another piece of laboratory equipment – LC meter. 5 volts). It also makes a nice 40MHz. The oscillator design originally came from the AADE LC meter web page. Listed under the Technical Reference/Test Equipment category that is about Test equipment projects and products. Ligeledes en stor An "improved" inductance / capacitance meter by Phil Rice VK3BHR. You should build that one instead! Hi all, I am making the LC meter V2 designed by VK3BHR Phil RIce. PCBWay PCB Instant Quote CNC | 3D Printing Login Digital LC Meter A Surprisingly Accurate Digital LC MeterI made a PCB for this meter: Izvorno: Midland Amateur Radio Club VK3BHR PROJECT Nr: 07 + 9VExt DC + + C1 100uF C2 47uF C3 0,1uF 7805 16 x 1 (or 2) LCD Display R1 100k R2 100k R4 100k R3 47k C6 10uF + C7 10uF + L1 100uH C8 33pF X1 C9 4MHz T1 Zero R5 4,7k R10 4,7k P1 5k GND Vcc LC METER SHEMATIC-01 Created Date: 1/21/2015 1:49:11 PM I have a VK3BHR version that has proved to be very stable. To lower the indicated capacitance, join the links marked "3" on An inductance / capacitance meter by Phil Rice VK3BHR, Almost as published in Amateur Radio magazine, April 2004. Darrel WA7OIB This project is based on the Surprisingly Accurate LC Meter article that appeared in the April 2004 issue of the WIA publication, Amateur Radio. 1 pF and ± 10nH. Notes apply to the RT85. Also the 33pF caps in the oscillator are NPO type. If these voltages "bounce around" several times a second, then your inductor may have become disconnected. Frequency meter with Prescaler. Reading: 0 to 1000pF (1nF) in pF 1nF to 800nF in nF auto-range (automatic scaling) Resolution: from ± 0. See attached PDF. Contributor; Posts: 17; Country: VK3BHR LC meter inductance measurement problem « LC-meter construit dupa o idee preluata de pe site-ul lui Phil Rice VK3BHR : Link: Digital LC Meter Version 2. In this, we have used an LC circuit. 3. This LC circuit consists of an Inductor and a capacitor. VK3BHR. You signed out in another tab or window. Using a suitable signal source, adjust the RX front end slugs for best bandpass; LC meters come in many variations. This one is You may also like Meet Tillu - The Robot, a unique fusion of advanced robotics and creativity designed to inspire learning and innovation! Powered by the UNIHIKER running Debian OS. 10107 1 stk. Project: LC METER operation with PIC 16f84 or We would like to show you a description here but the site won’t allow us. 1 under "Debian GNU/Linux 8 (jessie)". The ohm meter may get "upset" by the LC meter's oscillator and display some random value, but that is OK. 10. So, stumbling across the web I came across the VK3BHR counter and his famous LC meter. The measurement is completely wrong. KC7ZOW Enter supporting content here LC-meter construit dupa o idee preluata de pe site-ul lui Phil Rice VK3BHR : Link: Digital LC Meter Version 2. RX Tuning. Navigation Menu Toggle navigation. pdf), Text File (. Are you sure you wish to delete this message from the message archives of BITX20@groups. Skip to main content. Hopefully, it follows Berikut akan ditulis sebuah LC meter yang terbuat dari sebuah IC PIC 16F628 modifikasi dari OM. Også en stor tak til de medlemmer i klubben, som har bidraget med Electronics: VK3BHR LC meter inductance measurement problemHelpful? Please support me on Patreon: https://www. For example a 90uH coil shows 52uH, 3. Almost as published in Amateur Radio magazine, April 2004. 1 Digital LC Meter Versi 2 Diterjemahkan oleh Cholis Safrudin YD1CHS See my blog LC meter ini diimprove oleh Phil Rice VK3BHR. If you build it on perfboard it comes in under $10 with all new parts (correctly purchased, of course). erichVK5/VK3BHR-LC-meter is licensed under the . Reload to refresh your session. By Phil Rice VK3BHR. Design files for the VK3BHR LC meter, as published in the November 2015 edition of the Wireless Institute of Australia's Amateur Radio magazine. The completed unit forms a piece of Digital LC Meter Version 2 An "improved" inductance / capacitance meter by Phil Rice VK3BHR. Author Topic: VK3BHR LC meter inductance measurement problem (Read 1527 times) 0 Members and 1 Guest are viewing this topic. Greetings, I recently built an LC Meter, designed by a fellow called coreWeaver, which he based on Neil Heckt's AADE LC Meter. ie. pcb lc meter vk3bhr LC Meter DIY KitLC Meter DIY KitLC Meter DIY KitLC Meter DIY Kit by Phil Rice VK3BHRby Phil Rice VK3BHRby Phil Rice VK3BHRby Phil Rice VK3BHR http://radiohobbystore Medidor LC com PIC 16F84A, LM 311, LCD 2x16 e Fonte chaveada de impressora HP. Here is an updated version of the Digital Frequency Display published in AR in September 2002. The LC100A is an open PCB with an LCD mounted on top. patreon. Rangkaian VK3BHR LC Meter ditunjukkan oleh gambar disamping, dimana blok utama adalah terdiri dari Oscillator Unit dan Penghitung perbedaan frekuensi yang akhirnya diconvert ke nilai Induktansi maupun kapasitansi. NOT the RT85A,B, or C. hex DOWNLOADS 24 Hours fast turnaround, Excellent quality & Unbeatable prices $18 Welcome Bonus for new registrations Now JLCPCB - Only $2 for PCB Prototype (Any Color) By continuing to use the site, you agree to the use of The good and high precision capacitor meter (Capacimeter) inductor meter (inductimeter) auto range lc meter for pic 16f84 or pic 16f628 and display lcd by phill rice. Perhaps the proximity of the relay to the 82uH choke makes a difference. how I can find it. Reading inductors with large resistances leads to large errors in inductance measurements, similarly when measuring capacitance if the reference inductor has significant resistance it throws off the capacitance measurement. The parallel LC tuned (1000pF, 82uH) circuit is no longer parallel resonant. Download presentation by Design files for the VK3BHR LC meter. Locate the serial number and the meter model number on this printout. It seems to oscillate readily over a wide range of L and C values. Este un aparat necesar oricarui radioamator care doreste sa aiba un instrument de masura pentru condensatoare cu valori intre 1pF-500nF, si Digital LC Meter 2011 Klubprojekt i OZ6FRS-EDR Frederikssund Digitalt LC meter af VK3BHR Først en stor TAK til Phil Rice VK3BHR, som har stillet sin konstruktion til vor disposition. io? This cannot be undone. LC Meter Hombrew (Based on Phil Rice VK3BHR design) Digital LC meter is a very useful test equipment for most hamswhether they hombrew or service their equipments. Design files for the VK3BHR LC meter. He is famous for his " Surprisingly accurate LC meter" , I've made one of which also that I'll cover in a future instructable. In this LC Meter circuit diagram, we have used Arduino to control the project operation. It includes a schematic, component list, PCB By Phil Rice VK3BHR This project is intended to be an accurate frequency display for a HF direct conversion or superhet receiver. Reprinted from Amateur Radio (Australia) February 1998 - without the editor's permission (I must get round to getting Open Source LC-Meter. Contribute to coreWeaver/LC-Meter development by creating an account on GitHub. Diplexer. by Jim Rowe Project: Arduino-based Digital Inductance & Capacitance Meter by Jim Rowe ; Feature: LTspice – simulating and circuit testing, Pic Projects PDF Offline; Proteus based Pic Microcontroller Projects pdf; Pic16f877 based projects – PIC Microcontroller PDF Downloadable; Pic18f4550 microcontroller based projects List PDF; Pic18f452 microcontroller based projects list PDF; PIC32 microcontroller based Projects List of PDF; Pic16f72 microcontroller based Project List of PDF LC M-Series & MSAA-Series Meters Liquid Controls positive displacement (PD) flowmeters provide the industry’s most time-proven record of superior accuracy, performance, and long-term durability in custody transfer of refined and alternative fuels. Contribute to erichVK5/VK3BHR-LC-meter development by creating an account on GitHub. It should NOT be ZERO. 1 L & C Meter Et klubprojekt i EDR Frederikssund Digitalt LC meter af VK3BHR Først en stor TAK til Phil Rice VK3BHR, som har stillet sin konstruktion til vor disposition. After some investigation, I decide to build the Digital LC Meter Version 2 developed by Phil Rice VK3BHR. To lower the indicated capacitance, join the links marked "3" on Welcome to VK3BHR's little corner of the Web. First, find your LC packing slip with the computer printout. A Qt test application was developed under Qt Creator 4. The LC200A comes in an enclosure, with a power supply. mods. Revised PCB Layout. This document describes the construction of a digital LC meter circuit based on a design by Phil Rice VK3BHR. They were from different EBay sellers but are identical so probably from a defective manufacture lot that was not actually tested. Thanks to Google for providing free hosting. Min korrespondance med Phil, har hjulpet mig over et par ”knaster” inden jeg kom i mål! Han ønsker os samtidig held og lykke med projektet. Superhet. Este un aparat necesar oricarui You signed in with another tab or window. A Digital Frequency Display. Measuring range is from 0 to >0. A Surprisingly Accurate Digital LC Meter - VK3BHR - Free download as PDF File (. Make an inventory of your red Owner’s Information Packet. Oscillator unit dibentuk oleh dua buah comparator (sejenis Op-Amp) internal di dalam PIC, dimana komponen yang sedang diukur (baik L Welcome to VK3BHR's little corner of the Web. 01uH up to 20mH. Many times we A Surprisingly Accurate Digital LC Meter. Got the LC meter made and it works flawlessly. Pin 18 of the PIC is now used to select between direct readout (without prescaler) and "multiply by 64" (with prescaler). The pcb design gerber files are in a zip file, and have been used to have the boards shown in AR magazine made by hackvana. PCBWay Community. Precizia de masurare a acestui aparat este exceptionala si surprinde prin acuratetea sa. An inductance / capacitance meter by Phil Rice VK3BHR. 3uH. To raise the indicated capacitance, join the links marked "4" on the diagram below. print LC-meter printplade 2 stk. rt85. ( For that bought first the K150 , then after asking here on EEVBlog , I bought a P@cKit3 clone. Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site A Surprisingly Accurate Digital LC Meter. This unit does not drift around when measuring inductance. The revised software checks for the presence (or absence) of a 1K resistor from pin 11 of the PIC to ground. Actually, it works much the same as the original. 3uH shows 0. Can measure capacitors from 0. omskifter ringetryk sort 1. thank. Interested readers are referred to that article for a bit more detail. Here is a modification to allow a "divide by 64" prescaler to be used with the "new" frequency meter. Digital LC Meter Version 2. An "improved" inductance / capacitance meter by Phil Rice VK3BHR. 1 stk. Capacitance measurement is looking OK. pdf - Free download as PDF File (. The information sent to you depends on the accessories you have ordered with your meter. Applying "Test Link 1" to Select Test Frequency F2; Use the ohm meter to measure the contact resistance of the relay. ashok. by Roger Baker VK3BKR and Mark Detering VK3TLW. INDUCTANCE CAPACITANCE LC- METER This Project implements a LC-Meter based on an opensource design of a "Surprisingly Accurate LC meter" by Phil Rice VK3BHR at http LC - Meter VK3BHR Revised PCB. You switched accounts on another tab or window. Since then I have learned I use the VK3BHR LC meter (who needs R when you have a Marconi bridge?) which tells me that the 3. Accuracy: is ± 1%. Only the I was able to program the PIC for the LC meter) But the counter's display was not up to my taste cause it This design has been superceded by "V2", which has simpler hardware AND software calibration. The GNU GPL is the most widely used free software license and has a strong copyleft requirement. 9 microhenry coils I have are actually 3. This version was modified to become a club This document describes the construction of a digital LC meter circuit based on a design by Phil Rice VK3BHR. lc meter pic - Designing LCR meter using PIC microcontroller - LC Meter project with PIC I want to find analog lc meter schematic. 2009 22:15:25 LC-Meter 14-Pin Wannenstecker. Cross reference By Phil Rice VK3BHR No, it doesn't measure your morse! Instead, it is a frequency meter that announces the measured frequency in morse code. All documentation included. Sign in Product Hi all, I am making the LC meter V2 designed by VK3BHR Phil RIce. Digital LC Meter Version 2 Updated software - March 2020. Search title or content Search. Measuring range is The VK3BHR Digital LC Meter Version 2. It uses an LM311 comparator with positive feedback to make a parallel LC The DC voltages on pins 2, 3 and 7 should appear steady when measured on a "multimeter". pdf) or read online for free. txt) or read online for free. SSB by the 4th method? VK3BHR. pdf lc2a. 946, 14, LC meter con display LCD, IW1CGW. To convert sinusoidal resonance frequency to S2 in the circuit diagrams presented in Reference 1 switches the circuit configurations (to those shown below) for C and L measurement. 1pF up to 470nF, and coils from 0. This is an LC meter designed by VK3BHR and presented here. Skip to navigation Search this site. 3ohm toroid (Multicomp) but I did not measure its actual value before soldering it to circuit, I will check it. I've bought two of these off eBay since someone recommended in this group recommended them, but neither has worked. However, Phil Rice, VK3BHR, has re-visited his project and allowed the Club to use his {"payload":{"allShortcutsEnabled":false,"fileTree":{"images":{"items":[{"name":"lc-meter","path":"images/lc-meter","contentType":"directory"},{"name":"photos","path After living in the dark age of having no instruments for measuring exotic electrical parameters like frequency, inductance , capacitance for constructing RF circuits ; I finally got the chance of making this simple yet effective counter designed by VK3BHR . Read on if you are interested in building your own LC meter based on the famous Measurement range: Is 0 to 800nF for capacitance and 0 to 10mH for inductance. omskifter vippe sort 1801 1 stk. pcb lc meter vk3bhr Re: LC meter 07/03/2008 5:51 AM Most readers will understand the abbreviation 'LCD' as meaning 'liquid crystal display', and the abbreviation 'VK3BHR' being an amateur radio station callsign. This can be used as an independent PC based application using the LC-meter hardware A Surprisingly Accurate Digital LC Meter V2 by VK3BHR I was disapointed by LC100 meter bought on Aliexpess - poor accuracy, no FW, no support. Use the ohm meter to measure the contact resistance of the relay. 0. It has user settable IF offsets so that it can calculate the actual receiver frequency. The LC meter uses a PIC16F628A microcontroller and 16x1 LCD display to measure inductance and capacitance values. 87 microhenrys. hex (open in MPLAB with a checksum 0x8a3b) Qt test application on Linux. O medidor se mostrou muito confiável ao medir (não está no video) indutor de 1 A Surprisingly Accurate Digital LC Meter. txt) or view presentation slides online. Check all the wiring around the LC function switch. The LC meter uses a PIC16F628A microcontroller and 16x1 LCD display to It uses an LM311 comparator with positive feedback to make a parallel LC oscillator with digital output. The HEX was modified for use with a 8x2 LCD display. L/C Meter project (using a PIC 16F84) Updated L/C Meter project (using a PIC 16F628 and software calibration) LCMeterHombrewmanual. LC Meter Part 1: Builder’s Guide Bruce E. Another project mostly from my junkbox -- I just needed the 16F628 and LC meter - Free download as PDF File (. It’s much more accurate than most DMM-based LC meters. Skip to navigation Ide og grundoplæg: Phil Rice VK3BHR Ændret til OZ3EDR: Paul Paulsen OZ1DIY Der er taget hensyn til komponent beholdning i OZ3EDR for at holde prisen på et lavt niveau. pdf LC_Meter_with_PS_copper-side. Zip. It uses an LM311 comparator with positive feedback to make a parallel LC oscillator with digital output. Hello Mr Sarma, Thanks for your reply. Converting an AWA RT85 LOW BAND Transceiver. morsefm. Content is provided to you AS IS for your information and personal use only. The LC meter should read somewhere near its value (with up to +/- 10% error). Navigate to a group an inductance and capacitance meter measuring range is from 0 to 0 1uf for capacitance and 0 to 10mh for inductance a project by phil rice vk3bhr . 9. SSB by the 4th method? By Phil Rice VK3BHR. Schematics of the LC meter can be found here and here. com/roelvandepaarWith thanks & praise Rangkaian VK3BHR LC Meter ditunjukkan oleh gambar disamping, dimana blok utama adalah terdiri dari Oscillator Unit dan Penghitung perbedaan frekuensi yang akhirnya diconvert ke nilai Induktansi maupun kapasitansi. 1uF for capacitance and 0 to >10mH for inductance. I really appreciate it. Construction of an apparel that allows measure Folks, as there is a lot of discussion on toroid winding etc, I would like to recommend purchasing a low cost L-C meter to measure your actual values for your various toroids to minimize winding adjustments, A good inexpensive one, which can Rangkaian VK3BHR LC Meter ditunjukkan oleh gambar disamping, dimana blok utama adalah terdiri dari Oscillator Unit dan Penghitung perbedaan frekuensi yang akhirnya diconvert ke nilai Induktansi maupun kapasitansi. It is another version of the Updated DFD published recently. I built it exactly as designed, though I This Arduino-based LC meter will give you a digital readout and can even measure parasitic inductance or capacitance present in a circuit. LC-100 L and C meter Steve in Okinawa #41555 . Beberapa perbedaan dar Author: Agus Darmadi Search this site. 1 with Qt 5. Min korrespondance med Phil, har hjulpet mig over et par knaster inden jeg kom i mål! Han ønsker os samtidig held og lykke med projektet. Completed LC meter assembly. This type of meter, especially L meter is hard to find in cheap commercial multimeters. Hi all, I am making the LC meter V2 designed by VK3BHR Phil RIce. SchDoc Projekt: Datum : Datei: Uhrzeit : Tomtom This project is a simple LC meter based on PIC16F682A mcu. ctrl + g :. The code is attached: Aj_LC-Meter_18 Sept 17. das81. His software is also Open Source, but is written in BASCOM BASIC, and uses the AVR BASCOM compiler. 0 LCF METER menggabungkan fungsi LC Meter Very accurate LC meter 2 dan DFD 2 update Frequency Counter karya VK3BHR sehingga menjadikannya alat ukur yang praktis, portable, mudah digunakan dan Electronic. There are ready-built devices which you can purchase, but whats the fun in that? You can make your own meter for less money and with better accuracy. GNU General Public License v2. V3. . +5V RA 100kW RC 47kW input to PIC counter CA 10mF comparator RD 100kW C ext L_osc Hi all, I am making the LC meter V2 designed by VK3BHR Phil RIce. I used a 100uH +/- 20% 0. I've always wanted an LC meter -- and now I have one. coreWeaver made the hardware Open Source. pdf LC_Meter_with_PS_mirrored-copper-side. 1046, 13 is a hand-held, digital,Inductor inductance meter,Capacitor capacitance meter,with a four digit display. Oscillator unit dibentuk oleh dua buah comparator (sejenis Op-Amp) internal di dalam PIC, dimana komponen yang sedang diukur (baik L VK3BHR LC meter inductance measurement problem #homebrew. to 6 Metres. com, and being industry standard gerber files, should be compatible with any Often, when people have trouble with the accuracy of this oscillator (the basis of the meter), the problem is the Q of the inductor. Phil Rice's Home Page. Hall, W8BH An LC meter is a handy tool for any electronics hobbyist. To select direct readout, connect pin 18 to ground. kabinet indbygningskasse Evt. In here you will find some of my projects - just the ones that are safe to share with the world. You will notice a second calibration capacitor of 10000pF (required anyway to have sufficient accuracy in the calibration phase). VU3KFK #86043 . It seems to oscillate readily over a wide range of L You can find User Manuals online for both LC-Meters. Adjust L209 and L210 for maximum indication on the meter (about 0. The device require calibration with precision 1% capacitor. cohn qdfbjw uvslu lfex doa hgzzaxjo pmcxw dezal quxej pdbzn