Trystan Casey
The Western Electric hand telephone sets are a series of telephones that were produced from 1927 by the Western Electric Company for the American Telephone and Telegraph Company (AT&T) and the Bell System. The series features the mouthpiece (transmitter) and the earpiece (receiver) combined into a hand-held unit, originally named a hand telephone, or handset. Western Electric experimented with three handset types in the following decade, which were produced in limited quantities. The Western Electric Model 500 Rotary Telephone is an iconic model produced between 1949 and 1984. In this article, we will discuss how to date a Western Electric rotary phone.
| Characteristics | Values |
|---|---|
| Production period | 1927 onwards |
| Manufacturer | Western Electric Company |
| Client | American Telephone and Telegraph Company (AT&T) and the Bell System |
| Design | Robust, built to last |
| Parts | Mouthpiece (transmitter), earpiece (receiver), handset, handset mounting, apparatus box |
| Handset material | Solid Bakelite, a moulded plastic material |
| Circuitry | Anti-sidetone speech circuitry |
| Models | 102, 202, 500 |
| Colours | Black, yellow |
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What You'll Learn
Western Electric rotary phone history
The Western Electric hand telephone sets are a series of telephones that were produced from 1927 by the Western Electric Company for the American Telephone and Telegraph Company (AT&T) and the Bell System. These telephones featured the mouthpiece (transmitter) and the earpiece (receiver) combined into a handheld unit, originally named a hand telephone, or handset. This design differed from earlier telephones in the Bell System, where only the receiver was held against the ear, and the user spoke into a fixed transmitter mounted on a telephone stand or wall telephone.
The hand telephone sets consist of three principal parts: the handset, a handset mounting, and an apparatus box, called variously a desk set box, bell box, subscriber set, or just subset. This box is typically mounted on a wall or desk and contains the electrical components that allow the telephone to function. The Western Electric Company experimented with three handset types in the following decade, which were produced in limited quantities.
In the 1920s, developments in non-positional transmitters, which worked in any orientation, allowed Western Electric to develop a handset model free of previous problems caused by acoustic feedback from the receiver to the transmitter. The construction of the handset was changed from using hollow metal handles to solid Bakelite, a moulded plastic material that was gaining acceptance in the telephone industry. With the solid construction, engineers suppressed acoustic feedback from the receiver to the transmitter to acceptable levels by elevating the mechanical resonance frequencies of the handset to avoid interference with the speech range.
However, the new design did not reduce electrical feedback from the transmitter to the receiver due to the coupling of these elements through the induction coil. This issue was particularly problematic in noisy environments, as background noise could overwhelm the speech signal received from the distant party, and users would hear themselves very loudly when speaking. This issue was improved with the introduction of anti-sidetone speech circuitry in 1931, which was included in new sections for equipment in the Bell System Practices. However, the onset of the Great Depression delayed the distribution of telephone sets with this new circuitry.
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Model types
The Western Electric hand telephone sets are a series of telephones produced from 1927 by the Western Electric Company for the American Telephone and Telegraph Company (AT&T) and the Bell System.
In the early 1900s, derivatives of the Western Electric handsets were used as linemen telephone sets, but they were not adequate for use in the Bell System due to stringent requirements. Two major technical problems included the orientation of the transmitter and the acoustic interference between the receiver and transmitter.
In the 1910s, these issues became well-understood, and after World War I, new efforts focused on resolving these issues. In the 1920s, the development of non-positional transmitters allowed Western Electric to create a handset free of these problems. The handset construction also changed from hollow metal handles to solid Bakelite, a molded plastic that helped suppress acoustic feedback.
In 1937, Western Electric and Bell Telephone Laboratories introduced the model 302 telephone, which combined all components into one housing, eliminating the separate bell box. This model also featured an improved handset (F1) and ended the production of the 202 hand telephone sets in 1939.
The model 500 telephone, introduced in 1949, was popular, and large quantities of old telephones were retired in the 1950s to make way for this new model. The Western Electric Model 500 Rotary Telephone is remembered for its robust design and durability.
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How to get it working
To get your Western Electric rotary phone working, you will need to connect it to a regular landline. If you have cable, your cable modem phone gateway may support dialling from a rotary dial phone. You will need a phone service to be active.
You can find a phone cord and cut off one end, stripping the wires down to the red, yellow, and green wires. Dissemble the phone to access the wires inside. You will need to loosen the screws, move the wires around, and then tighten the screws again. It is important to document each step so that you know what works and what doesn't.
The oil in the dial may be gummy, so the dial may be sluggish or stuck. You can try cleaning this to improve the dial's movement.
If you want to get more creative, you could convert your Western Electric rotary phone into a cellphone using an Arduino. This will require a GSM module and a SIM card.
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Common issues
The Western Electric rotary phone is a robust device built to last. However, some common issues may arise, especially with older models. One of the most frequent problems is sluggish or stuck dials due to gummy oil in the mechanism. This can be caused by old age or exposure to high temperatures, which cause the oil to thicken and harden. To resolve this, the dial can be carefully cleaned and oiled with a light machine oil.
Another issue is the electrical feedback caused by the coupling of the transmitter and receiver elements through the induction coil. This problem was particularly noticeable in noisy environments, as background noise could interfere with the incoming speech signal. Western Electric introduced anti-sidetone speech circuitry in 1931 to address this issue, but the onset of the Great Depression delayed its widespread implementation.
Western Electric rotary phones may also experience issues with compatibility with modern phone systems. While some providers may still offer pulse service, it is becoming less common, and users may need to update their phones with modern electronics to work with today's phone lines. Additionally, the red and green wires, known as the "tip" and "ring," should be correctly connected to avoid shorting out the line.
Over time, the ringer on these phones may also stop working, and the sound quality may deteriorate. These issues can often be resolved by connecting the phone to a different phone line or using a cell phone for calls. Despite these common issues, Western Electric rotary phones are known for their durability and longevity, with many users appreciating their iconic design and functionality.
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Modern alternatives
The Western Electric Model 302 rotary phone was designed by Bell Labs engineer George Lum and was at the cutting edge of phone technology in 1937. It featured a state-of-the-art numbered rotary dial and was known for its sleek and compact design. However, with the advent of modern technology, there are now several alternatives to the Western Electric rotary phone that offer more advanced features and functionality.
One modern alternative is the touch-tone dialing system, which was introduced with the Western Electric Model 1500 telephone in the 1960s. This system replaced the rotary dial with a push-button pad for the digits 0 through 9, making it easier and faster to dial phone numbers. Touch-tone technology can be added to existing landlines, allowing older rotary phones to be used with automated menus.
Another alternative is the use of modern phone systems, such as Voice over Internet Protocol (VoIP) services. VoIP technology allows users to make and receive phone calls over the internet, rather than through traditional phone lines. This can be a convenient option for those who no longer have access to copper phone lines or prefer to bundle their phone service with their internet provider.
In terms of hardware, modern phones have evolved significantly since the Western Electric Model 302. Today's mobile phones, or cell phones, are portable devices that allow users to make and receive calls from anywhere with a cellular network connection. They offer a wide range of features beyond just calling, such as texting, internet access, and various applications. Additionally, modern landline phones often come with Bluetooth capabilities, enabling wireless connectivity and integration with other devices.
For those seeking a more retro look with modern functionality, contemporary replicas of the Western Electric Model 500 telephone are available. While these replicas maintain the iconic design of the original, they have been updated internally with features such as a rotating tone dialer based on optical technology. This allows users to experience the vintage aesthetic while enjoying the conveniences of modern technology.
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Frequently asked questions
Western Electric rotary phones were produced from 1927 onwards, so your phone will be from 1927 or later. If your phone has a solid Bakelite handle, it is likely to date from the 1920s or 1930s. If your phone is model 500, it is from between 1949 and 1984.
Connect it to a regular landline or a phone connector on your cable modem. If you have a cable, your gateway may be more likely to support dialling from a rotary dial phone than a POT/copper line from the phone company.
The sluggishness or sticking may be due to gummy oil in the dial. You can try lubricating the dial to fix this issue.
It depends on your phone line. If you have standard POTS on copper, your phone should work fine. If you have voice over IP, you may need an analog telephone adapter to support pulse dialing.
