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Glukalka ZX Spectrum Emulator
Introduction
Glukalka is a emulator of ZX Spectrum 48K/128K and Spectrum clones for machines
running Unux and X Window System. The program is free software and is copyrighted
under the GNU General Public License.
Features
Emulates:
- ZX Spectrum 48K and 128K; Pentagon 128K; Scorpion ZS 256,
- Spectrum's AY-3-8910 chip on workstations with sound card,
- Spectrum's beeper on workstations with sound card,
- Beta 128 interface by Technology Research Ltd with 4 disk drives,
- Joysticks: Kempston, Sinclair and Cursor using keyboard.
Loads from:
- Snapshots in .SNA or .Z80 format,
- Tape images in .TAP, .TZX, or .WAV format,
- Disk images in .TRD or .SCL format,
- Poke instructions in .POK format.
Saves to:
- Snapshots in .Z80 format,
- Tape images in .TAP, .TZX, or .WAV format,
- Disk images in .TRD format,
- Poke instructions in .POK format.
Additional features:
- Graphic User Interface using OSF/Motif®,
- Support for 8/15/16/32-bit color resolutions,
- Normal and double screen size,
- Video effects such as Bilinear Filtering and Scan Lines,
- Full Screen ability,
- It's possible to use real tape recorder with the emulator,
- AY volume leds,
- Emulator configuration in file '.glukalka' in your home directory.
Requirements
- UNIX-like operating system,
- XFree86 Server,
- OSF/Motif® library such as LessTif.
Additional requirements
- Intel® Pentium® II CPU running at 300Mhz or above is recommended,
- Bilinear Filtering video effect requires AMD Duron(TM) CPU running at 800Mhz,
- True full duplex sound card is recommended.
Some questions and answers
Q: Where can I download latest version of this emulator ?
A: Latest version of the emulator can be founded at emulator's Project Page.
Q: Emulator runs slow !
A: Please note, emulator's default settings are calculated for the machine
with Intel® Pentium® II CPU.
If emulator runs slow at you machine, try do following :
- Swich-off all video effects,
- Don't use doube screen size,
- Decrease sound sampling rate,
- Decrease emulator's screen refresh rate,
- Switch X Server to lower colour depth,
- Disable sound.
For example, here is recommended setting for machines with Intel® Pentium® CPU
running at 166 Mhz :
- No video effects,
- Normal screen size,
- 22050 Hz sampling rate,
- Screen refresh method : MIT-SHM 16 Hz,
- 16 bit colour depth.
Recommended setting for machines with Intel486(TM) CPU running at 100 Mhz :
- No video effects,
- Normal screen size,
- No sound,
- Screen refresh method : MIT-SHM 8 Hz,
- 8 bit colour depth.
About autor
Dmitry Sanarin (Electrostal - Moscow Region - Russia)
E-mail: sanarin@sanarin.ru