BradtheRad
Super Moderator
Find latest posts
View Articles
View Blog EntriesMini Statistics
- Join Date
- 1st April 2011
- Last Activity
- Today 09:55
- Blog Entries
- 0
More 85 Friends
1 Groups
Join Groups 0 Permission Groups
BradtheRad is not a member of any public groups
Awards
No Awards.
Achievements
7 years registered- Tab Content
- BradtheRad's Activity
- About Me
- Friends
- Experience
- Tab Content
-
Older Activity
-
8th November 2019, 08:10Tusharsinh started a thread Altium Width Rule Issue in PCB Routing Schematic Layout software and SimulationI have width rule for power net of 0.5 mm width.What rule i should apply for QFN package which also has power net ,to limit it to the 0.2 mm.1 replies | 225 view(s) -
8th November 2019, 07:19BradtheRad replied to a thread Symmetric Source + 10V and -10V - help me !! in Hobby Circuits and Small Projects ProblemsTo hold to the purpose of the thread title... Here is a simple method to create split 10V supplies from a single 12V supply. Two loads, each...4 replies | 421 view(s)
-
8th November 2019, 06:28BradtheRad replied to a thread "Current" controle is a big issue using ClassD ? in Analog Circuit DesignYes, my simulation illustrates the concept in a simple circuit. Adjust component values to yield your desired range of frequencies. Add a...16 replies | 828 view(s)
-
7th November 2019, 10:14Do you wish to see if you can detect whether current is in phase with voltage? Do you wish to adjust component values so as to reduce power factor...2 replies | 235 view(s)
-
7th November 2019, 10:01BradtheRad replied to a thread Small Project archery aiming assist in Hobby Circuits and Small Projects ProblemsI recall from my boyhood it's difficult to hold aim and release the arrow on-axis. Our tendency is to jerk the bow or the arrow at the moment of...3 replies | 267 view(s)
-
7th November 2019, 06:32BradtheRad replied to a thread [HFSS] What does N/A mean for delta S? in Electromagnetic Design and Simulation'Not applicable' =usual meaning.6 replies | 376 view(s)
-
6th November 2019, 15:50BradtheRad replied to a thread How power is conserved using tapped capacitor circuit ?? in RF, Microwave, Antennas and OpticsThere is the concept of two capacitors creating a capacitive transformer. Could that be the principle at work here? It would be easier to grasp the...1 replies | 221 view(s)
-
6th November 2019, 08:29BradtheRad replied to a thread Capacitive Boost or Charge-Pump DC-DC Converter in Analog Integrated Circuit (IC) Design, Layout and FabricationWhile I'm inexperienced at IC fabrication, it's obvious there are hurdles because your transistors need to turn on with a small supply voltage.8 replies | 531 view(s)
-
5th November 2019, 12:57Here in the US we have 60 Hz. It's easier to calculate and build gear mechanisms to drive clocks (60 seconds per minute, 60 minutes per hour, 12...9 replies | 361 view(s)
-
3rd November 2019, 08:15I adjusted for a slower frequency, in order to bring out the appearance of ramping waveforms, and to help emphasize the massive Ampere levels. 60...23 replies | 757 view(s)
-
3rd November 2019, 04:46Simulation of simple boost converter with your spec supply and output, showing expected waveforms. Notice the peak Ampere levels needed to...23 replies | 757 view(s)
-
3rd November 2019, 02:26I suspect the big hurdle is to switch electronically between one signal and the other. I once tried to devise a method using diodes and transistors,...5 replies | 343 view(s)
-
2nd November 2019, 03:13A handy source comes from short wave stations which broadcast time beeps every second. ...8 replies | 453 view(s)
-
2nd November 2019, 02:35BradtheRad replied to a thread How to provide Current feedback connection cadence virtuoso in Analog Circuit DesignThis sounds like a role for the Norton op amp (3900 is a common type). It's associated with current-differencing applications. ...2 replies | 213 view(s)
-
29th October 2019, 03:15BradtheRad replied to a thread "Current" controle is a big issue using ClassD ? in Analog Circuit DesignSimple class D amplifier made from 555 timer IC. Apply audio signal to pin 5. Varying voltage at pin 5 alters duty cycle. Incoming signal needs to...16 replies | 828 view(s)
-
28th October 2019, 05:14BradtheRad replied to a thread Phase and attenuation constant 1-D periodic structure using CST or HFSS in RF, Microwave, Antennas and OpticsBelow is your zip file reworked so it contains only your cst project (94 KB). Post #1 still has the link to the research paper. ...5 replies | 548 view(s)
-
28th October 2019, 00:51BradtheRad replied to a thread Phase and attenuation constant 1-D periodic structure using CST or HFSS in RF, Microwave, Antennas and OpticsPlease convert your project files to a zip file. Upload as an Edaboard attachment. That is preferable to making readers click multiple times to view...5 replies | 548 view(s)
-
27th October 2019, 15:01vivekroy replied to a thread What things we need to take care a lenghty routing let's say 5000um in Analog Integrated Circuit (IC) Design, Layout and FabricationIf its a very high frequency signal, you need to take care that it is not behaving as a transmission line.3 replies | 515 view(s)
-
27th October 2019, 13:35vivekroy replied to a thread Difference in the reactive part between loadpull simulation and large signal sparams in RF, Microwave, Antennas and OpticsCan you point to some documents that talk in somewhat more details about the difference in termination conditions? - - - Updated - - - ...8 replies | 738 view(s)
-
27th October 2019, 04:26BradtheRad replied to a thread Regarding Electronics Enclosure Design - Tactile Button and Optical Sensor Tips in Mechanical Engineering and Design1. It is easier to drill holes in the enclosure, than to ream a rectangular opening. Consider drilling a few holes for the light sensor, then...3 replies | 368 view(s)
-
27th October 2019, 02:57BradtheRad replied to a thread Need a Paper: Electronic Circuit Diagnosis with No Data in Analog Circuit DesignForum rules do not allow copyrighted materials to be shared (or requested for sharing). If they're not easily and freely available, we assume that...3 replies | 321 view(s)
-
26th October 2019, 13:03vivekroy replied to a thread Difference in the reactive part between loadpull simulation and large signal sparams in RF, Microwave, Antennas and OpticsBy output impedance, I mean the impedance that the amplifier needs to see for optimum performance (power ,gain, PAE etc). Let me re-phrase my...8 replies | 738 view(s)
-
26th October 2019, 07:19Comparison of buck versus buck-boost. Identical component values. DCM operation. Duty cycles adjusted to obtain similar output voltages. ...25 replies | 1523 view(s)
-
26th October 2019, 00:36vivekroy replied to a thread Difference in the reactive part between loadpull simulation and large signal sparams in RF, Microwave, Antennas and OpticsLooking into the amplifier output is what I meant. Sorry for the confusion8 replies | 738 view(s)
-
25th October 2019, 08:43vivekroy started a thread Difference in the reactive part between loadpull simulation and large signal sparams in RF, Microwave, Antennas and OpticsIn SpectreRF, there is an option to run large signal s-parameters. I noticed that the reactive part of the impedance looking into the output port is...8 replies | 738 view(s)
-
25th October 2019, 01:32A Colpitts (or Clapp, its cousin) oscillator requires many adjustments of values, to get 1.7 MHz. Then to get oscillations started and sustained also...14 replies | 1003 view(s)
-
25th October 2019, 00:44BradtheRad replied to a thread current mirror typical variation with load in Analog Integrated Circuit (IC) Design, Layout and FabricationSuppose that gain of the transistor in your first column is 100. Try setting a gain of 110 in the second column (reasonable values in real life)....2 replies | 230 view(s)
About BradtheRad
Basic Information
Optional Info
- Biography:
- Born 1953. Some college.
- Location:
- Minneapolis, Minnesota, USA
- Interests:
- Several hobbies and interests.
- Occupation:
- currently unemployed
Statistics
Total Posts
- Total Posts
- 12,978
- Posts Per Day
- 4.12
General Information
- Last Activity
- Today 09:55
- Join Date
- 1st April 2011
Helpful Postings
- Has Rated
- 339
- Post Rated
- Rated helpful 2569 out of 2569 times
85 Friends
Showing Friends 1 to 10 of 85
Experience
Points
- Points
- 53,074
- Level
- 56
Level up completed
- Level up completed
- 28%
- Points required
- 1,376
Activity
- Activity
- 71.0%
- Activity last 30 days
- 84.0%
- Activity last 7 days
- 95.0%
Points
All Points for user
- Points for User
- 8,093
- Points for Reputation
- 5,242
- Points for every day since registration
- 2,596
- Points for Friends
- 255
All Points for threads
- Points for threads
- 2,206
- Points for Threads
- 26
- Points for Social Group Discussions
- 17
- Points for tagging threads
- 2,110
- Points for replies
- 53
All Points for posts
- Points for Posts
- 42,774
- Points for Posts
- 29,863
- Points for Social Group Messages
- 20
- Points for uploading Attachments
- 11
- Average Posts per Day
- 3.00
- Helpful Answers
- 12,880
All Points for miscellaneous
- Points for Misc
- 0
Activities
12th November 2019
- 03:06 BradtheRad has earned 5 Points for Posts points
- 03:06 BradtheRad has earned 3 Points for User points
10th November 2019
- 03:06 BradtheRad has earned 1 Points for User points
9th November 2019
- 03:06 BradtheRad has earned 6 Points for Posts points
8th November 2019
- 03:06 BradtheRad has earned 9 Points for Posts points
- 03:06 BradtheRad has earned 2 Points for threads points
- 03:06 BradtheRad has earned 1 Points for User points
7th November 2019
- 03:06 BradtheRad has earned 6 Points for Posts points
- 03:06 BradtheRad has earned 2 Points for threads points
6th November 2019
- 03:06 BradtheRad has earned 3 Points for Posts points
- 03:06 BradtheRad has earned 1 Points for User points
5th November 2019
- 03:06 BradtheRad has earned 5 Points for Posts points
- 03:06 BradtheRad has earned 2 Points for User points
4th November 2019
- 03:06 BradtheRad has earned 6 Points for Posts points
- 03:06 BradtheRad has earned 1 Points for threads points
- 03:06 BradtheRad has earned 1 Points for User points
3rd November 2019
- 03:06 BradtheRad has earned 6 Points for Posts points
- 03:06 BradtheRad has earned 2 Points for threads points
2nd November 2019
- 03:06 BradtheRad has earned 3 Points for Posts points
- 03:06 BradtheRad has earned 1 Points for User points
Show Activities from all Users