Questions tagged [connect]
The connect tag has no usage guidance.
19
questions
-1
votes
1answer
50 views
AD844 TZ and offset null pin connection
I want to use AD844 op amp to amplify signals at about 11 MHz.
I just want to build the following circuit configurations: inverting gain of 1, 10 and non-inverting gain of 1, 10 and 100.
These ...
0
votes
0answers
58 views
How could I connect an LED to a USB Type C connector?
I’m trying to connect an LED to a USB connector, so when the cable connected, the LED lights up. I was planning to do this on a USB type C cable. How could I do this without ruining the cable ...
0
votes
1answer
115 views
Arlec grid connect bulb and power points DC convert smart WiFi hack
These devices works off 240V AC.
I was looking to convert them to run off DC and keep the grid connect app function.
https://www.bunnings.com.au/arlec-9w-950lm-4000k-grid-connect-bc-smart-...
0
votes
1answer
68 views
Help! Why don't my connections show up on my pcb gerber files? But they show up on the Eagle layout?
Below is a screenshot of my Eagle pcb layout. and below that is a screenshot of my gerber file extracted from pcbway.com
As you can see none of the connections show up but they do show up if I take ...
0
votes
0answers
33 views
Is there anyway to get a more solid connection from pads to planes in Eagle pcb layout?
Below, in blue and white, is the suggested pcb layout from the data sheet: https://www.mouser.com/datasheet/2/468/RPX_1_0-1903909.pdf
and here is my pcb layout from eagle
as you can see in the data ...
-3
votes
2answers
139 views
Falstad - a bug with mosfets?
I have a schematic in Falstad. It is almost symmetrical (the mosfets are connected by drains and "SWAP D/S" is enable in the second mosfet to be able to connect both).
And this symmetrical ...
0
votes
2answers
314 views
My daughter's science project is to charge AA batteries with a solar panel
We bought a 0.5 watt solar panel with 4.5 V, a 4 AA battery holder and a 15 ampere Schottky diode 45V , and 4 lithium ion rechargeable batteries.
We connected the red positive solar wire to the diode. ...
1
vote
1answer
36 views
Micro USB b connection detector
Is there a way to detect if there is a Micro USB B cable physically inserted into a micro USB B receptacle, even if it is just a cable (with nothing attached to it). in android device
0
votes
1answer
54 views
Connect LED-driver (BJT) in circuit
I need some help in this circuit!
How can I connect LED-driver (BJT) in this circuit? Then what is the valus of RB and RC that meet the requirements, so that the LED driver works properly.
...
1
vote
1answer
61 views
How many WiFi networks can operate concurrently?
Very hard information to find since Google always falls down in how many devices can be connected simultaneously to a single one network.
Is there a limit to how many different WiFi networks can work ...
0
votes
1answer
85 views
Connecting power supply outputs in parallel [duplicate]
I would like to know if it is safe to connect in parallel the outputs of a power supply like this, and in case it is feasable, how to proceed.
1
vote
1answer
1k views
connecting single phase motor to UK mains AC
I have a single phase single volt (UK 220-240) 1Hp electric motor with two capacitors, start and run. As photographed. This is to run my Milling machine. I need to connect the motor, via ...
0
votes
2answers
55 views
connect pad inside component symbol
I'm trying to connect A4 to pin 5 in 6050 in the picture.
When I click those with the net tool, it also connects A2, which is not what I need. If I use the delete tool and erase the junction, they ...
0
votes
1answer
122 views
How to connect a fast recovery diode with 3 pins?
I have a fast recovery diode, part number D30FD60K, I would like to know how I have to connect it. The diode will be used as the return path in parallel with a fuse. Like shown in the diagram.
Pin 3 ...
0
votes
2answers
72 views
Arduino pin connection basic
In the Arduino Uno's basic manual, connections for fading led are given. They have connected led on breadboard. The positive of led is connected through a resistor to the pin no 9 (pwm) and negative ...
1
vote
1answer
121 views
EAGLE - how to make ground planes to connect to the smaller PADS
I cant fid how to configure the GND polygon to connect to smaller IC pads:
EDIT
Following the @Dave Tweed answer the result is exactly as I need:
0
votes
1answer
1k views
JDY-16 Bluetooth Rx/Tx Connection
How i can make jdy-16 to arduino rx/tx connection? http://prntscr.com/k4dmqg
01 pin > VCC
24 pin > GND
19 pin > TX
20 pin > RX
But device doesn't answer AT COMMANDS!
When i connect jdy-16 with ...
1
vote
1answer
287 views
Bluetooth LE losing connection
I'm developing a device that operates with Bluetooth Low Energy (BLE). It has a connection loss problem, where it connects and stays on for a while, but most of the time it connects and then ...
0
votes
1answer
217 views
Altium designer direct connect on high power components
I'm designing a board which I'll solder it by hand.
In order to do soldering much easier I believe that many components need to be connected through relief connect to their adjacent polygon pour.
...
