the DC bias, DC component, DC offset, or DC coefficient is the mean value of the waveform. A waveform with zero mean or no DC bias is known as a DC balanced...
5 KB (721 words) - 16:30, 2 December 2023
In electronics, biasing is the setting of DC (direct current) operating conditions (current and voltage) of an electronic component that processes time-varying...
12 KB (1,350 words) - 20:49, 16 July 2024
Tape bias is the term for two techniques, AC bias and DC bias, that improve the fidelity of analogue tape recorders. DC bias is the addition of direct...
9 KB (1,015 words) - 12:30, 28 July 2024
A bias tee is a three-port network used for setting the DC bias point of some electronic components without disturbing other components. The bias tee...
13 KB (1,762 words) - 09:53, 20 May 2024
Direct coupling (redirect from DC coupling)
AC signal (or information), the first circuit also provides DC bias to the second. Thus, DC blocking capacitors are not used or needed to interconnect...
4 KB (596 words) - 02:54, 8 August 2024
Direct current (redirect from DC current)
telecommunications DC system using a DC-DC converter to provide any convenient voltage. Many telephones connect to a twisted pair of wires, and use a bias tee to...
17 KB (1,946 words) - 05:17, 25 June 2024
time-varying currents and voltages in the circuit) are small relative to the DC bias currents and voltages. A small-signal model is an AC equivalent circuit...
8 KB (1,201 words) - 21:53, 13 December 2023
a device, also known as bias point, quiescent point, or Q-point, is the point on the output characteristics that shows the DC collector–emitter voltage...
24 KB (3,734 words) - 10:23, 30 July 2024
Cognitive biases are systematic patterns of deviation from norm and/or rationality in judgment. They are often studied in psychology, sociology and behavioral...
107 KB (9,946 words) - 06:18, 10 July 2024
Bias is a disproportionate weight in favor of or against an idea or thing, usually in a way that is inaccurate, closed-minded, prejudicial, or unfair....
85 KB (9,446 words) - 14:33, 11 August 2024
the minority of designs with poorly controlled DC bias point increased sensitivity of the output DC bias point to process variations, although the last...
1 KB (139 words) - 16:35, 22 January 2023
just outside of the Washington, D.C. area. He was one of four children born to James Bias Jr. and Dr. Lonise Bias. He had a sister, Michelle, and two...
25 KB (2,297 words) - 19:23, 21 July 2024
are taken to keep a count of the cumulative DC bias and to modify the codes if necessary to make the DC bias always tend back to zero. Many of these codes...
33 KB (3,992 words) - 16:47, 6 August 2024
Varactors are operated in a reverse-biased state, so no DC current flows through the device. The amount of reverse bias controls the thickness of the depletion...
12 KB (1,562 words) - 18:27, 5 December 2023
that the parameters, and therefore the losses, can vary under DC bias conditions. DC bias cannot be neglected without severely affecting results, but there...
7 KB (908 words) - 13:17, 20 November 2023
baseband signal may have frequency components going all the way down to the DC bias, or at least it will have a high ratio bandwidth. A modulated baseband...
9 KB (941 words) - 03:11, 31 July 2024
A cognitive bias is a systematic pattern of deviation from norm or rationality in judgment. Individuals create their own "subjective reality" from their...
52 KB (5,575 words) - 18:18, 30 June 2024
P–n diode (redirect from Forward bias)
analyzed using a small-signal circuit based upon a selected quiescent DC bias point (or Q-point) about which the signal is imagined to vary. The equivalent...
24 KB (3,620 words) - 22:15, 24 July 2024
Microphone (section DC-biased condenser)
from the transducer: DC-biased microphones, and radio frequency (RF) or high frequency (HF) condenser microphones. With a DC-biased condenser microphone...
83 KB (10,117 words) - 12:58, 16 August 2024
electronics, cathode bias (also known as self-bias, or automatic bias) is a technique used with vacuum tubes to make the direct current (dc) cathode voltage...
7 KB (807 words) - 22:31, 16 June 2021
Glow discharge (redirect from DC discharges)
The use of this frequency will establish a negative DC-bias voltage on the sample surface. The DC-bias is the result of an alternating current waveform that...
22 KB (2,855 words) - 08:06, 10 May 2024
Capacitive coupling (redirect from DC-blocking capacitor)
first circuit can pass through to the next while DC is blocked. This technique helps to isolate the DC bias settings of the two coupled circuits. Capacitive...
6 KB (722 words) - 19:51, 27 August 2023
device's terminals can be divided into a DC bias component ( V b i a s , I b i a s {\displaystyle V_{bias},\;I_{bias}} ) and an AC component ( Δ v , Δ i {\displaystyle...
171 KB (15,485 words) - 13:35, 17 August 2024
Phantom power is sometimes used by workers in avionics to describe the DC bias voltage used to power aviation microphones, which use a lower voltage than...
19 KB (2,470 words) - 12:26, 22 June 2024
first few steps means that for small DC bias currents, the junction voltage must be quantized. With a common bias current at or near zero, the voltage...
46 KB (6,578 words) - 10:11, 3 June 2024
like tube and transistor circuits, by linearizing the circuit about the DC bias point Q-point, using an AC equivalent circuit made by calculating the equivalent...
7 KB (868 words) - 14:30, 12 July 2024
small DC bias field. The amplitude of the alternating field is gradually reduced to zero to get an anhysteretic magnetization, and then the bias field...
12 KB (1,160 words) - 09:38, 2 August 2024
such as institutions. Systemic bias is related to and overlaps conceptually with institutional bias and structural bias, and the terms are often used interchangeably...
12 KB (1,465 words) - 11:15, 24 April 2024
Network analysis (electrical circuits) (redirect from DC circuit analysis)
both these stages are given below. In a great many circuit designs, the dc bias is fed to a non-linear component via a resistor (or possibly a network...
39 KB (5,761 words) - 22:53, 23 July 2024
different methods of bias. Bias is a technique by which active devices are set to operate in a particular region, or by which the DC component of the output...
56 KB (7,058 words) - 18:53, 20 June 2024