calc.engineer for Claude Desktop
engineer.calc/calc
88 free engineering calculators: RF link budgets, LoRa/Meshtastic, PCB, solar, homelab. Keyless.
client:Claude Desktop
transport:streamable-http
tools:89
Install calc.engineer in Claude Desktop
~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json
{
"mcpServers": {
"calc": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://calc.engineer/mcp"
]
}
}
}Claude Desktop has no remote transport in its config file, so this bridges through mcp-remote. Restart the app after saving. Claude Desktop docs
What Claude Desktop can do once it is connected
- fspl
- link_budget
- dipole
- microstrip
- dbm_convert
- noise_figure_cascade
- vswr
- attenuator_pi
- attenuator_tee
- fresnel_zone
- wavelength_freq
- spice_template
- spice_simulate
- lora_airtime
- snr_margin
- channel_utilization
- lora_range_estimate
- lora_sensitivity
- duty_cycle_budget
- meshtastic_range
- eirp_compliance
- meshtastic_power
- lora_param_optimizer
- zfs_capacity