# Activity Stream

• Today, 08:59
What does running fast for 1 sec actually mean? How much is the time advancing?
3 replies | 50 view(s)
• Today, 08:46
Hi Friends I need a differential probe, something simple and rugged that is known to work and has minimum 100MHz bandwidth. I like this one...
0 replies | 4 view(s)
• Today, 08:40
I don't understand your question. My spiral tool for Sonnet creates a layout based on the dimensions that you - the user - enter into the tool. It...
3 replies | 66 view(s)
• Today, 08:36
Simulation of method described in posts 2 & 3. Uses 1mF capacitors (as in your schematic), and loads 25 ohms because too much current draw pulls the...
4 replies | 72 view(s)
• Today, 08:32
Imagine a 2000 horsepower car but you don't want to carry 180lbs SLA battery necessary to crank 13:1compression Cold E85 540cid V8 engine. So use a...
5 replies | 84 view(s)
• Today, 08:30
Well Altium has the option to make a pad rounded rectangle but for multi-layer it removes that option and only allows for a slot meaning the sides...
0 replies | 7 view(s)
• Today, 08:27
Hi.. Well said.. After reading all suggestions in this thread I am like floating wire and expecting a good current flow..... Just joking.. ...
36 replies | 413 view(s)
• Today, 08:22
How did you expect to get it? The loop is for small-signal variations. Loop gain and phase analysis is the way to check this.
10 replies | 370 view(s)
• Today, 08:20
(15V - 1.6V)/12000 = 0.0011A so all 8 LEDs turned on at once will pass ~9mA and combined power dissipation of all LEDs and their series resistors...
36 replies | 413 view(s)
• Today, 08:13
Hello, I want to know how to put the bypass and blocking capacitor and inductor in this circuit? How can I define Capacitor and Inductor...
0 replies | 12 view(s)
• Today, 08:04
You need assign suitable name for each accelerometer for example accelerometer1 pins 41, 51, 54 accelerometer2 pins 55, 56, 57 and the...
4 replies | 172 view(s)
• Today, 08:00
Dear! Thanks for your suggestions.. Sure We will change the resistor Value. If so is there any chance to getting heat from LED? Since it is...
36 replies | 413 view(s)
• Today, 07:57
Acoustic and mechanical movement are very related. This case its mechanical oscillation which requires specialty pick ups since they don't output...
3 replies | 49 view(s)
• Today, 07:52
Seriously I don't get of which kind of boosting you are talking. Is it about bosting the voltage for the starter or the ignition system? Boosting...
5 replies | 84 view(s)
• Today, 07:49
Hi, It seems you don't have an idea about the current drawn at starting an engine. This you should do first. Ask at your car garage. Or do an...
5 replies | 84 view(s)
• Today, 07:43
Hi, Define your range of frequency. "Low frequency" does not mean anything. There are natural "low frequencies" with 0.0000224 Hz ... and...
3 replies | 49 view(s)
• Today, 07:39
Acceleration sensors are the usual tool to measure mechanical oscillations. For the intended low frequency range cheap MEMS accelerometers may be...
3 replies | 49 view(s)
• Today, 07:39
My battery is brand new and fully charged. A charger isn't going to do anything for me, not looking for a recharge here. Looking for a voltage...
5 replies | 84 view(s)
• Today, 07:36
I skip the "perfect" square wave discussion. To get a square wave at all, you need a free-wheeling diode.
15 replies | 173 view(s)
• Today, 07:31
Hi, Vague descriptions: "Perfect" --> there is no perfect. You need to live with non perfect waveform. How much tolerance in which regard can you...
15 replies | 173 view(s)
• Today, 07:28
There are the less expensive 'car battery boosters' which plug in to the cigarette lighter, and which no doubt are rechargeable batteries. I imagine...
5 replies | 84 view(s)
• Today, 07:11
That's possible, since it's shown as an airwire. However the keyword is "apparently" and worth crosschecking.
36 replies | 413 view(s)
• Today, 07:07
Need to obtain natural oscillation frequency for several fr4 boards and other non PCB objects. Striking the objects emanates low frequency tone which...
3 replies | 49 view(s)
• Today, 06:58
Thanks, But how can i do it. is my circuit diagram perfect, or need to do some changes, because while stimulating in proteus its not giving proper...
15 replies | 173 view(s)
• Today, 06:54
Both ground nets are apparently connected by a SMD jumper next to the 10µF input capacitor. The ground net isn't exposed at the solenoid...
36 replies | 413 view(s)
• Today, 06:51
Yes, without grounding mains hum and similar interferences won't be blocked.
3 replies | 111 view(s)
• Today, 06:47
Yes, more or less.
15 replies | 173 view(s)
• Today, 06:36
Hi All, Identified Motor driver output is the EMI noise source. Added suitable Ferrite core nearer driver...
4 replies | 217 view(s)
• Today, 06:33
Hi Velkarn Thank it's nice, perhaps that was also the intention with treez's coax suggestion i.e. minimizing ground loop.
18 replies | 554 view(s)
• Today, 06:18
correct - in both pcb's the gnd copper appears to have no connection to the pcb push on connector ...
36 replies | 413 view(s)
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