| Payment:
| Anyone with a credit or debit card can pay instantly via PayPal by sending the total amount to "sales@sprow.co.uk".
Payment by cheque, postal order, or inter bank transfer is also possible - for security these details are not publicly listed, please contact sales@sprow.co.uk.
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| Postage in the UK:
| All prices INCLUDE postage for UK destinations.
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| Airmail postage, other EU destinations:
| Add 15% to the total order value for airmail.
A signed-for-on-delivery service with tracking number costs a fixed £3.70 extra.
Parcels over 1kg in weight will be charged at current Royal Mail rates.
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| Airmail postage, outside the EU:
| Add 20% to the total order value for airmail.
A signed-for-on-delivery service with tracking number costs a fixed £3.70 extra.
Parcels over 1kg in weight will be charged at current Royal Mail rates.
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6850 ACIA (serial port controller chip).
| £4.00
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Ferranti ULA2C199E-7 (custom Acorn 'Serproc' ULA chip).
| £7.00
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VTI VC2069 (custom Acorn 'Vidproc' ULA chip).
| £8.00
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SAA5050 (teletext lookup chip).
| £5.00
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TMS5220/TMS6100 emulator (speech upgrade chips).
| £32.00
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65C102 (upgraded 6502 3MHz processor, CMOS, used in Master Turbo).
| £7.00
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65SC12 (extended instruction set 6502 3MHz processor in ceramic package, used in Master 128).
| £7.00
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6512A (extended instruction set 6502 2MHz processor, used in B+).
| £6.50
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6512B (extended instruction set 6502 3MHz processor).
| £8.00
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6502A (NMOS 2MHz processor).
| £6.50
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6522 1MHz VIA (versatile interface adapter).
| £4.00
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6522A 2MHz VIA (versatile interface adapter).
| £5.50
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6845 CRTC (cathode ray tube controller).
| £5.00
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7002 ADC (analogue to digital converter).
| £4.20
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76489 (4 channel sound generator).
| £3.00
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6264 SRAM (for sideways on ATPL board). Set of two.
| £5.00
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74ALS169 (programmable counter, used in the Master Compact RS423 interface).
| £2.00
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74HCT139 (dual 2-to-4 decoder).
| £1.00
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74HCT21 (dual 4 input AND).
| £1.00
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74HC595 (8 bit serial in parallel out shift register).
| £1.00
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MT8843 (tone demodulator, used in the caller id display).
| £8.30
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BU208A transistor replacement for Q2 in BBC A/B/B+ power supply.
| £4.60
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2SC2928 transistor replacement for Q2 in BBC Master power supply.
| £5.10
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Capacitor kit to refurbish C1/C2/C9 in BBC A/B/B+ power supply (includes 220µF + 100nF + 10nF).
| £2.70
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BBC Master 3AA battery pack ready assembled, batteries not included.
| £4.00
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BBC micro power supply model AA11660 built week 12 of 1983, recently refurbished capacitors C1/C2/C9. The unit weighs 850g.
| £15.50
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BBC micro 6 pin auxilliary power connector (as used on the power supply side). Female socket housing, plus 5x female crimps.
| £5.95
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SMSC 37C665GT (super IO chip, used in the Risc PC and A7000 family of computers).
| £8.00
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Acorn IOMD21CW (system IO and memory device from Risc PC family of computers).
| £20.00
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Arm VIDC20r1 (video and sound controller from Risc PC family of computers).
| £20.00
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12.288MHz 8 pin DIL oscillator module. Sealed metal can, 5V, 100ppm (audio clock in Archimedes).
| £0.75
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24.000MHz 8 pin DIL oscillator module. Sealed metal can, 5V, 100ppm (superio clock in Archimedes).
| £0.75
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56.000MHz 8 pin DIL oscillator module. Sealed metal can, 5V, 100ppm (CPU clock in A7000 family).
| £0.75
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32.000MHz 8 pin DIL oscillator module. Sealed metal can, 5V, 100ppm.
| £0.75
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Double width back panel for Archimedes podule bay (two).
| £5.00
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MiniB 32K. Floppy disc sized BBC micro compatible single board computer. Runs original BASIC unmodified, output via LCD, with any standard PS/2 keyboard for input. From £31.00
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ARM7 coprocessor for BBC micro series. Internal version available for the BBC Master or standard external version on ribbon cable for machines with Tube interface. 16MB RAM, runs up to 200 times faster than the host machine. From £87.50
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1770/1772 disc upgrade kit for the BBC model B. Comes with upgrade board, links, required buffer logic gates, and DFS upgrade ROM. Fitting instructions supplied to upgrade either from a cassette machine or an 8271 machine. Required to run DOSFS on the model B and also Acorn ADFS for compatibility with the Master series. £22.50
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ROM/RAM cartridges for Master series and Electron. Plug in expansion cartridges with space for two ROMs, or an SRAM device, or combinations therein. From £18.20
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8Mbyte RAM disc for BBC micro series. High speed solid state RAM disc, operating via the 1MHz bus - ideal for speeding up disc intensive operations such as databases. From £35.50
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3.5" floppy drive for use with the BBC micro series. Suits machines fitted with 8271 or 1770 controller chips, includes power and ribbon cable. From £22.90
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Second serial port interface for BBC micro series. Standard PC serial port or 5 pin domino DIN connector, with programmable transmit and receive rates via supporting free software. From £24.00
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Master 10/100Mbps ethernet module. Connect to Windows networks and the wider internet with a plug in replacement for the Econet module. £69.50
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BBC to PC serial crossover cable. Ready made 9 pin D sub female to 5 pin domino DIN male, 2m approx. £7.65
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Cooling fan. 60mm diameter fan, whisper quiet, 12v DC to cool the innards of a computer £4.00
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UV tubes, example use - to inspect bank note water marks. 6" length, 4W. £4.00 each (two)
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Ceramic 13A one inch domestic fuses (to BS1362). Bag of 10 £1.00 (three)
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Phone lock, sturdy plastic strap stops BT jack plugs being unplugged accidentally. £1.00
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30A 250v spare mains junction boxes for socket ring mains. £2.00 (three)
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Battery eliminator, for 6V or 9V devices, with 4 sizes of DC power plug, each polarity reversible. £3.00
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Car lighter socket to mini 2.1mm power plug (9v out). £3.50
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Disposable red biros, bundle of 6 for £1.10
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Tektronix TDS3000/TDS3000B option module cover panel. Part number 200-441-500. Brand new spare parts to replace broken or missing parts in TDS3014;TDS3012;TDS3034 and similar models of oscilloscope. £2.00 (three)
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View A2.1, the definitive wordprocessor from Acornsoft for the BBC micro. Comes with combined 120 page "View" user guide (1986) and ROM fitting leaflet. ROM, leaflet and manual set £4.00 (two)
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Doomsday the definitive year 2000 fix, ROM based fix extends the date range to 1900-2299. Supplied with in depth user manual, £12.00
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DOSFS for reading and writing Windows long filenames diskettes. Supplied with in depth user manual, £15.00
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Spare non windowed BASIC I, BASIC II, OS 1.20, View A1.4, View A2.1. £4.00 each. Suitable for upgrades, spares, or to rid your machine of pirated EPROMs.
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Spare non windowed MOS 3.20. £4.00 each. Suitable for upgrades, spares, or to rid your machine of pirated EPROMs.
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Arcade Action (Acornsoft Invaders; Breakout; Dodgems; Snake) on cassette. Boxed. £1.00
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