MacFi-e · Enhanced eight-message digital audio record/play system, with RS-232 control
Discontinued. No longer sold; its specifications and documents stay here for systems still in service.
The MacFi-e adds to the standard MacFi serial (RS-232) control of recording and playback, increased message capacity and a synchronization relay. Its push buttons and LED indicators are on the front, for better access in rack mount applications.
Overview
Key features
- Local record capability
- User-friendly controls
- Eight independent messages
- Flash memory, no battery backup required
- DML: Dynamic Message Length
- Instantaneous, random access of messages
- Line or microphone input
- Line or speaker output
- Shock and vibration resistant
- Several playback modes
- Playing relay
- 8 and 16 minute versions
- Serial (RS-232) control
- Synchronization relay
- Front mount LED indicators and manual controls
Applications
- Public address
- Airport announcements
- Convenience stores
- Sound effects
- Amusement parks
- Exhibits
- Displays
Specifications
| Messages and storage | |
|---|---|
| Messages | 8, random access, each of its own length (Dynamic Message Length) |
| Storage | 8 or 16 minutes |
| Memory | FLASH EEPROM, no battery backup required |
| Recording | Local: line (RCA, 10 kΩ) or microphone (1/8″ mini jack, 1.5 kΩ), +4 dBm max., adjustable; or by RS-232 |
| Audio | |
| Audio coding | ADPCM, 12 bit, 16 kHz |
| Bandwidth | 100 Hz to 6.5 kHz |
| Signal to noise | 60 dB |
| Output | Line: RCA, 600 Ω, transformer isolated. Amplified: terminal, 4 W into 8 Ω. Adjustable, +4 dBm max. |
| Sync input | RCA, 10 kΩ, for automated sync track loading |
| Control | |
| Serial | RS-232, 9600 baud, 8 data bits, 1 stop bit, no parity: play, record, stop and more |
| Start inputs | Record, stop, one start per message (contact closure) |
| Relays | Playing and sync; dry contact, 1 A at 24 VDC |
| Manual controls | Push buttons and LED indicators on the front, for rack mounting |
| Physical | |
| Power | 12 VDC, 1 A |
| Dimensions | 10″ W × 8″ L × 1.5″ H |
| Mounting | Wall mount, rack mount optional; 18 gauge cold rolled steel |
| Rating | FCC Part 15, Class A; UL/CSA approved power pack |
| Warranty | 1 year |
From the unit’s documents below.
Documents
| Document | Content | Format |
|---|---|---|
| Spec sheet | Specifications |
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