Built-in circuit elementvfm
FM source
Frequency-modulated signal: v = VO + VA·sin(2π·fc·t + (Δf/fm)·sin 2π·fm·t). FM broadcast: deviation 75 kHz.
Key data
- Category
- Sources
- Simulation model
- Built-in circuit element
- Reference prefix
- V
- Pins
- 2
- Land pattern
- PinHeader_1x02_P2.54mm_Vertical
Simulation model
Ideal FM source: carrier with sine frequency modulation.
- Primitive
- VFM
Pins 2
| Pin | Name | Use |
|---|---|---|
| + | +Passive pin | Positive terminal (+) |
| - | −Passive pin | Negative terminal (−) |
Parameters 5
Amplitude
VADefault1 V
Carrier frequency
FCDefault10.7M Hz
Tone frequency
FMDefault1k Hz
Frequency deviation
DEVDefault75k Hz
Offset
VODefault0 V
PCB
Connector / off-board
PinHeader_1x02_P2.54mm_Verticalsimulation source vfm as a 2-pin signal header (pin 1 = +)