Macintosh PowerBook 145

On August 3, 1992, Apple introduced the Macintosh PowerBook 145, a notebook computer that was designed, manufactured, and sold as part of the Macintosh PowerBook series of Macintosh computers. The PowerBook 145 was available for purchase at a starting price of $2,150.

The PowerBook 145 featured a 25 MHz Motorola 68030 processor, a 9.8-inch monochrome LCD display, 2 MB of RAM, a 40 MB or 80 MB hard drive, and a 1.44 MB floppy drive. Despite its impressive specs, the PowerBook 145 was discontinued on June 7, 1993 and replaced by the Macintosh PowerBook 145B.

Today, the Macintosh PowerBook 145 is 30 years old and holds a special place in Apple history as one of the first notebook computers in the Macintosh PowerBook series. While it may no longer be in production, the PowerBook 145 remains a nostalgic reminder of the evolution of technology and the impact that Apple has had on the industry.

Macintosh PowerBook 145B
Source: ebay.com – Macintosh PowerBook 145

Macintosh PowerBook 145 Release Date and Original Price

IntroducedAugust 3, 1992
DiscontinuedJune 7, 1993
Model Identifier54
Model NumberM4630LL/A
M4650LL/A
Original Price$2,150
ColorsGrey
Weight6.8 Ibs.
3.084 KG
Dimensions2.25” H x 11.25” W x 9.3” D
5.71 cm H x 28.57 cm W x 23.62 cm D

Tech Specs

Processor

ProcessorMotorola 68030
Processor Speed25 MHz
Architecture32-bit
Number of Cores1
System Bus25 MHz
Cache0.5 KB L1
CoprocessorNone

Storage & Media

Storage40 MB
80 MB
Media1.44 MB floppy

Memory

Built-in Memory2 MB
Maximum Memory8 MB
Memory Slots1 – PowerBook 1xx (70-pin connector)
Minimum Speed100 ns
ROMUnknown
Interleaving SupportNo

Display

Built-in Display9.8″ diagonal passive matrix reflective LCD
Resolutions640 x 400

Graphics

Graphics CardNone
Graphics MemoryNone
Display ConnectionNone

Expansion

Expansion SlotsInternal 20-pin connector for the optional 2400-baud modem card
Hard Drive Interface40-pin SCSI
BaysUnknown

Software

Original OSSystem Software 7.0.1
Maximum OSMac OS 7.6.1
FirmwareMacintosh ROM

Connections

Wi-FiNone
EthernetNone
ModemNone
BluetoothNone
ADB1
Serial2
SCSIHDI-30
Floppy PortNone
Audio In1 – 3.5-mm analog input jack
1 – Built-in microphone
Audio Out1 – 3.5-mm analog output jack
1 – Built-in speaker
InfraredNone
DisplayNone

Keyboard and trackpad

KeyboardBuilt-in 64-key (U.S.) or 64-key (ISO) 3.0-mm travel keyboard
TrackpadBuilt-in 25-mm trackball pointing device

Power

System Battery2.5-ampere-hour NiCad battery
Backup Battery3 V lithium
Maximum Continuous Power17 W
Line VoltageUnknown
Power AdapterUnknown

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References:
Apple Support – Macintosh PowerBook 145: Technical Specifications