Prepositions after verbs

Transmit to, through, by, from or in?

Transmit commonly takes to for receivers and through for channels. By, from, and in usually introduce method, source, or medium rather than being fixed verb patterns.

Quick answer

Choose the preposition by meaning

Use transmit to for the receiver of information or disease. Use transmit through for the channel or medium. By, from, and in can add extra details about method, source, or form.

The signal was transmitted to the satellite.
The virus can be transmitted through contact.
The data was transmitted by radio.

Choose the pattern by meaning

These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.

1
transmit to + receiver

Showing who receives something

To introduces the person, device, or place receiving information, energy, or disease.

The station transmits updates to passengers.
The infection was transmitted to the child.
2
transmit through + channel

Showing the medium or route

Through names the system, material, or process carrying something.

The message was transmitted through secure servers.
Light is transmitted through glass.
3
transmit by + method

Describing the method

By introduces the method or technology used for transmission.

The program is transmitted by satellite.
The warning was transmitted by email.
4
transmit from + source

Showing the origin

From identifies where the transmission starts.

The signal was transmitted from the control room.
Data is transmitted from the sensor every minute.
5
transmit in + form or language

Describing the form of transmission

In can describe the language, code, or form used during transmission.

The speech was transmitted in English.
The information was transmitted in digital form.

See the difference in context

The same subject can take different constructions because each sentence answers a different question.

Construction
Example
Meaning
transmit to
The system transmits alerts to drivers.
Shows the receiver.
transmit through
The disease spreads through water.
Shows the channel or medium.
transmit by
The interview was transmitted by radio.
Shows the method or technology.
transmit from
The signal is transmitted from the tower.
Shows the source or starting point.
transmit in
The message was transmitted in code.
Shows the form or language used.

Common mistakes

Some combinations appear in real text but do not mean what learners often assume.

Using through for receivers

Through describes a channel, not the person receiving something.

✕ The company transmitted the files through the client. ✓ The company transmitted the files to the client.

Confusing by and through

By usually describes a method, while through highlights a channel or route.

✕ The data was transmitted through satellite. ✓ The data was transmitted by satellite.

Using in for destinations

In does not normally introduce the receiver of a transmission.

✕ The report was transmitted in headquarters. ✓ The report was transmitted to headquarters.

Quick practice

Choose the expression that matches the intended meaning.

1. The report was transmitted ___ the regional office.
2. The signal travels ___ fibre-optic cables.
3. The game was transmitted ___ television.

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Frequently asked questions

Can transmit be used without a preposition?

Yes. You can say transmit data, transmit energy, or transmit a disease directly with an object.

Is transmit through always physical?

No. It can describe digital, social, or biological channels as well as physical ones.

What is the difference between transmit by and through?

By focuses on the method or technology, while through focuses on the channel or route.

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