Circuits & Schematics: frequency meter - 3

Search for: "frequency meter"
Search results: 783 Output: 21-30   Including: frequency (715); meter (105).
  1. .. and, therefore, the source of 100% error. The obvious approach, using larger resistors, works poorly when you need high-frequency performance. The resulting RC delay products can cause frequency peaking, ringing, and, sometimes, ...
    08-12-2023
  1. Circuits Supply Texas Instruments LM311 LM555 VFC32BM CD4011A
    .. and transfer cycle that takes the load to its final voltage. Any attempt to design the converter using a fixed switching frequency results in poorer efficiency. In the case of higher switching frequency, energy transfer would be ...
    01-12-2023
  1. .. be minimized to reduce power dissipation. For a quick charge of Q2’s gate capacitance C G during turn-on, oscillator frequency should be high (it’s about 900 kHz here). For quick turn-off, R5 should not be too high: the time ...
    30-11-2023
  2. .. only the coaxial cable between the receiver and the dish to send commands for actions such as changing the low-noise-block frequency range or switching between dishes for multisatellite reception. The DISEqC protocol specifies a bit ...
    09-11-2023
  3. .. mode, the sum of on-time and off-time gives the switching period of the 1200AP60: where f S is the switching frequency. Extracting L 1 yields If you select a ripple current of 20 mA peak-to-peak at 380 V dc, then From this ...
    07-11-2023
  4. .. Reference 1 ) or DDS (direct digital synthesis). Digital techniques provide higher stability and the ability to incorporate frequency, phase, and amplitude adjustments. For applications requiring 16-bit or higher-resolution, ...
    27-10-2023
  5. .. converter in applications in which power efficiency is a critical issue. The two phases of operation repeat periodically at frequency f, which clock generator IC 2 determines. The duty cycle is about 50%, but the value isn’t all ...
    19-10-2023
  6. .. 50:50 square waves, thus slicing and dicing the time axis into equal segments. He’s also often included a wide-range frequency doubler functions: Convert any signal to exactly 50% duty cycle ( Ref. 1 ) Frequency doubler with 50 ...
    10-10-2023
  7. .. between V 1 and V 2 and therefore has an inherent dc level that can filtered using a simple RC-network with a low cut-off frequency, e.g., 2 Hz if needed. Filtering guarantees square-wave output with negligible peak level attenuation ...
    03-10-2023
  8. .. and only uses a few components. Basically, it is an Arduino Uno based PWM controller that operates at a relatively high frequency (Figure 1). It features almost 0-100% DC motor speed regulation while retaining the pulse width ...
    28-09-2023

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