Gear
Audio
The Schiit Vidar is a Class-AB power amplifier with a 600VA transformer.
- Power: 100W RMS per channel (8 ohms), 200W (4 ohms)
- Frequency Response: 20Hz–20kHz (±0.03dB)
The Schiit Mimir is a DAC, EQ, and Preamp.
- USB Audio: Up to 32-bit/384kHz
Acquired at the MIT Swapfest. Classic 2-way bookshelf speakers from the 1990s designed by Henry Kloss.
- Frequency Response: 58Hz–20kHz
- Sensitivity: 87 dB
- Impedance: 8 ohms
SPL (Sound Pressure Level) measurement shows the frequency response of both left and right speakers with a flat response from approximately 80Hz to 10kHz.
This analysis shows the individual driver contributions: helix bass (purple), helix tweeter (orange), le chiff tweeter (green), and bass correction (purple).
Computing
- CPU: Apple M3 Max
- Memory: 64GB unified memory
- Storage: 2TB SSD
These boards run the infrastructure for ominous.net, as well as FreeBSD and OpenBSD servers.
- SoC: Rockchip RK3399 (dual Cortex-A72 + quad Cortex-A53)
- RAM: Up to 4GB LPDDR4
Radio
Radio hardware for the MeshCore mesh network.
Based on the Ikoka Stick design with a Seeed Studio XIAO module.
- MCU: XIAO-ESP32-S3
- Power: 33 dBm
The Station G2 is a high-power LoRa transceiver for long-range mesh networking.
- MCU: ESP32-S3
- Power: 35 dBm